./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/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 1ca819190f643deb29414a088c4aa6e4cb582023 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 23:47:28,016 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:47:28,017 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:47:28,023 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:47:28,023 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:47:28,024 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:47:28,024 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:47:28,025 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:47:28,026 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:47:28,026 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:47:28,027 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:47:28,027 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:47:28,027 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:47:28,028 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:47:28,028 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:47:28,029 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:47:28,029 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:47:28,030 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:47:28,031 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:47:28,032 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:47:28,032 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:47:28,033 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:47:28,034 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:47:28,034 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:47:28,034 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:47:28,035 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:47:28,035 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:47:28,036 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:47:28,036 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:47:28,037 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:47:28,037 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:47:28,037 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:47:28,037 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:47:28,037 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:47:28,038 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:47:28,038 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:47:28,038 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 23:47:28,045 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:47:28,046 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:47:28,046 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 23:47:28,046 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 23:47:28,046 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 23:47:28,047 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:47:28,047 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 23:47:28,048 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 23:47:28,048 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 23:47:28,048 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 23:47:28,048 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:47:28,048 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 23:47:28,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 23:47:28,048 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:47:28,048 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 23:47:28,048 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 23:47:28,048 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 23:47:28,048 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 23:47:28,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 23:47:28,049 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_63cb29c2-a059-475f-9c90-b81278ac27c8/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 -> 1ca819190f643deb29414a088c4aa6e4cb582023 [2018-12-08 23:47:28,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:47:28,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:47:28,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:47:28,074 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:47:28,074 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:47:28,075 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c [2018-12-08 23:47:28,108 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/data/eedcfffe6/edfce272bc844eeb9986d4abadbbb838/FLAGbb62b6b18 [2018-12-08 23:47:28,576 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:47:28,577 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c [2018-12-08 23:47:28,585 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/data/eedcfffe6/edfce272bc844eeb9986d4abadbbb838/FLAGbb62b6b18 [2018-12-08 23:47:28,593 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/data/eedcfffe6/edfce272bc844eeb9986d4abadbbb838 [2018-12-08 23:47:28,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:47:28,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:47:28,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:47:28,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:47:28,600 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:47:28,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:28,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54724d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28, skipping insertion in model container [2018-12-08 23:47:28,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:28,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:47:28,634 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:47:28,811 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:47:28,814 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:47:28,909 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:47:28,922 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:47:28,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28 WrapperNode [2018-12-08 23:47:28,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:47:28,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:47:28,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:47:28,923 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:47:28,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:28,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:28,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:47:28,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:47:28,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:47:28,976 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:47:28,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:28,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:28,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:28,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:29,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:29,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:29,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28" (1/1) ... [2018-12-08 23:47:29,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:47:29,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:47:29,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:47:29,018 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:47:29,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 23:47:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:47:29,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:47:30,068 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 23:47:30,069 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 23:47:30,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:47:30 BoogieIcfgContainer [2018-12-08 23:47:30,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 23:47:30,070 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 23:47:30,070 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 23:47:30,077 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 23:47:30,077 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:47:30" (1/1) ... [2018-12-08 23:47:30,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:30,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:30,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-08 23:47:30,113 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-08 23:47:30,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-08 23:47:30,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:30,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:30,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:30,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2018-12-08 23:47:30,670 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2018-12-08 23:47:30,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 23:47:30,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:30,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:30,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:30,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2018-12-08 23:47:30,899 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2018-12-08 23:47:30,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 23:47:30,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:30,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:30,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:30,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2018-12-08 23:47:30,992 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2018-12-08 23:47:30,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 23:47:30,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:31,056 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:31,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:31,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2018-12-08 23:47:31,180 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2018-12-08 23:47:31,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 23:47:31,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:31,200 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2018-12-08 23:47:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2018-12-08 23:47:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 23:47:31,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:31,276 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 23:47:31,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:31,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2018-12-08 23:47:31,562 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2018-12-08 23:47:31,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 23:47:31,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:31,628 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:31,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:31,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 180 states and 300 transitions. [2018-12-08 23:47:31,917 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 300 transitions. [2018-12-08 23:47:31,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 23:47:31,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:31,990 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:32,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:32,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2018-12-08 23:47:32,380 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2018-12-08 23:47:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 23:47:32,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:32,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:32,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 201 states and 330 transitions. [2018-12-08 23:47:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 330 transitions. [2018-12-08 23:47:32,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 23:47:32,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:32,716 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:32,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:32,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 205 states and 336 transitions. [2018-12-08 23:47:32,810 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 336 transitions. [2018-12-08 23:47:32,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 23:47:32,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:32,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:32,844 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:33,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 220 states and 361 transitions. [2018-12-08 23:47:33,346 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 361 transitions. [2018-12-08 23:47:33,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 23:47:33,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:33,380 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:33,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:33,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 221 states and 364 transitions. [2018-12-08 23:47:33,508 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 364 transitions. [2018-12-08 23:47:33,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 23:47:33,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:33,532 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:33,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:33,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 232 states and 375 transitions. [2018-12-08 23:47:33,749 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 375 transitions. [2018-12-08 23:47:33,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 23:47:33,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:33,767 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:33,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:33,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 235 states and 377 transitions. [2018-12-08 23:47:33,937 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 377 transitions. [2018-12-08 23:47:33,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 23:47:33,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 23:47:34,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:34,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 249 states and 400 transitions. [2018-12-08 23:47:34,617 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 400 transitions. [2018-12-08 23:47:34,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 23:47:34,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:34,632 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 23:47:34,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:34,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 250 states and 401 transitions. [2018-12-08 23:47:34,825 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 401 transitions. [2018-12-08 23:47:34,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 23:47:34,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:34,843 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:35,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:35,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 267 states and 421 transitions. [2018-12-08 23:47:35,115 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 421 transitions. [2018-12-08 23:47:35,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 23:47:35,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:47:35,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:35,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 279 states and 436 transitions. [2018-12-08 23:47:35,263 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 436 transitions. [2018-12-08 23:47:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 23:47:35,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:35,282 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 23:47:35,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:35,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 282 states and 440 transitions. [2018-12-08 23:47:35,386 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 440 transitions. [2018-12-08 23:47:35,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 23:47:35,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:35,405 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:47:35,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:35,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 283 states and 442 transitions. [2018-12-08 23:47:35,432 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 442 transitions. [2018-12-08 23:47:35,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 23:47:35,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:35,445 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:35,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 294 states and 456 transitions. [2018-12-08 23:47:35,665 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 456 transitions. [2018-12-08 23:47:35,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 23:47:35,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:35,736 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:36,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 321 states and 493 transitions. [2018-12-08 23:47:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 493 transitions. [2018-12-08 23:47:36,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 23:47:36,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:36,476 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:36,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 330 states and 501 transitions. [2018-12-08 23:47:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 501 transitions. [2018-12-08 23:47:36,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 23:47:36,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:36,678 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:47:36,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:36,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 334 states and 505 transitions. [2018-12-08 23:47:36,738 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 505 transitions. [2018-12-08 23:47:36,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 23:47:36,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:36,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:36,753 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:47:36,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:36,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 338 states and 509 transitions. [2018-12-08 23:47:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 509 transitions. [2018-12-08 23:47:36,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 23:47:36,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:36,894 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:37,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 342 states and 515 transitions. [2018-12-08 23:47:37,097 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 515 transitions. [2018-12-08 23:47:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 23:47:37,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:37,112 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:37,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:37,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 356 states and 529 transitions. [2018-12-08 23:47:37,379 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 529 transitions. [2018-12-08 23:47:37,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 23:47:37,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:47:37,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:37,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 358 states and 531 transitions. [2018-12-08 23:47:37,473 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 531 transitions. [2018-12-08 23:47:37,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 23:47:37,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:37,536 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 23:47:38,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:38,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 384 states and 565 transitions. [2018-12-08 23:47:38,395 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 565 transitions. [2018-12-08 23:47:38,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 23:47:38,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:38,417 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:38,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:38,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 454 states and 640 transitions. [2018-12-08 23:47:38,800 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 640 transitions. [2018-12-08 23:47:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-08 23:47:38,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:38,859 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:39,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:39,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 459 states and 646 transitions. [2018-12-08 23:47:39,125 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 646 transitions. [2018-12-08 23:47:39,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 23:47:39,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:39,146 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 23:47:40,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:40,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 483 states and 678 transitions. [2018-12-08 23:47:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 678 transitions. [2018-12-08 23:47:40,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 23:47:40,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:40,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:40,151 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 23:47:40,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:40,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 486 states and 682 transitions. [2018-12-08 23:47:40,422 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 682 transitions. [2018-12-08 23:47:40,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 23:47:40,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:40,443 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 23:47:40,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:40,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 494 states and 690 transitions. [2018-12-08 23:47:40,633 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 690 transitions. [2018-12-08 23:47:40,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 23:47:40,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:40,652 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 23:47:40,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 497 states and 694 transitions. [2018-12-08 23:47:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 694 transitions. [2018-12-08 23:47:40,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-08 23:47:40,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:40,952 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:47:41,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:41,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 511 states and 713 transitions. [2018-12-08 23:47:41,658 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 713 transitions. [2018-12-08 23:47:41,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 23:47:41,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:41,780 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:42,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:42,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 530 states and 745 transitions. [2018-12-08 23:47:42,828 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 745 transitions. [2018-12-08 23:47:42,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 23:47:42,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:42,850 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:43,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:43,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 541 states and 762 transitions. [2018-12-08 23:47:43,380 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 762 transitions. [2018-12-08 23:47:43,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 23:47:43,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:43,415 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:43,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:43,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 551 states and 772 transitions. [2018-12-08 23:47:43,576 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 772 transitions. [2018-12-08 23:47:43,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 23:47:43,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:43,594 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:43,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:43,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 552 states and 777 transitions. [2018-12-08 23:47:43,742 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 777 transitions. [2018-12-08 23:47:43,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 23:47:43,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:43,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:43,759 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:43,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:43,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 554 states and 779 transitions. [2018-12-08 23:47:43,942 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 779 transitions. [2018-12-08 23:47:43,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-08 23:47:43,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:43,970 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 23:47:44,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:44,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 563 states and 790 transitions. [2018-12-08 23:47:44,183 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 790 transitions. [2018-12-08 23:47:44,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-08 23:47:44,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:44,198 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:44,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:44,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 572 states and 801 transitions. [2018-12-08 23:47:44,377 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 801 transitions. [2018-12-08 23:47:44,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-08 23:47:44,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:44,444 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:44,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 575 states and 806 transitions. [2018-12-08 23:47:44,802 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 806 transitions. [2018-12-08 23:47:44,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 23:47:44,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:44,848 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:46,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:46,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 588 states and 824 transitions. [2018-12-08 23:47:46,180 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 824 transitions. [2018-12-08 23:47:46,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-08 23:47:46,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:47:46,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:46,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 592 states and 829 transitions. [2018-12-08 23:47:46,605 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 829 transitions. [2018-12-08 23:47:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-08 23:47:46,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:46,626 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:47:46,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:46,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 599 states and 835 transitions. [2018-12-08 23:47:46,664 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 835 transitions. [2018-12-08 23:47:46,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 23:47:46,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:46,818 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:48,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 624 states and 874 transitions. [2018-12-08 23:47:48,484 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 874 transitions. [2018-12-08 23:47:48,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 23:47:48,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:48,502 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:48,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:48,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 626 states and 877 transitions. [2018-12-08 23:47:48,711 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 877 transitions. [2018-12-08 23:47:48,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 23:47:48,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:49,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:49,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 636 states and 887 transitions. [2018-12-08 23:47:49,215 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 887 transitions. [2018-12-08 23:47:49,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 23:47:49,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:49,308 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:49,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:49,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 651 states and 910 transitions. [2018-12-08 23:47:49,713 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 910 transitions. [2018-12-08 23:47:49,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 23:47:49,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:49,732 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:50,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:50,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 658 states and 919 transitions. [2018-12-08 23:47:50,123 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 919 transitions. [2018-12-08 23:47:50,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 23:47:50,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:50,142 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:47:50,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:50,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 659 states and 920 transitions. [2018-12-08 23:47:50,193 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 920 transitions. [2018-12-08 23:47:50,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 23:47:50,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:50,214 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:47:50,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:50,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 661 states and 921 transitions. [2018-12-08 23:47:50,356 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 921 transitions. [2018-12-08 23:47:50,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-08 23:47:50,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:50,373 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:47:50,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 662 states and 923 transitions. [2018-12-08 23:47:50,471 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 923 transitions. [2018-12-08 23:47:50,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 23:47:50,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:47:50,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:50,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 664 states and 927 transitions. [2018-12-08 23:47:50,599 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 927 transitions. [2018-12-08 23:47:50,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 23:47:50,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:47:50,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 665 states and 927 transitions. [2018-12-08 23:47:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 927 transitions. [2018-12-08 23:47:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 23:47:50,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:50,732 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 23:47:51,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:51,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 676 states and 941 transitions. [2018-12-08 23:47:51,156 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 941 transitions. [2018-12-08 23:47:51,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 23:47:51,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:51,204 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:51,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:51,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 683 states and 949 transitions. [2018-12-08 23:47:51,314 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 949 transitions. [2018-12-08 23:47:51,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 23:47:51,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:51,332 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:51,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:51,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 688 states and 958 transitions. [2018-12-08 23:47:51,737 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 958 transitions. [2018-12-08 23:47:51,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 23:47:51,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:52,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:52,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 690 states and 960 transitions. [2018-12-08 23:47:52,141 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 960 transitions. [2018-12-08 23:47:52,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 23:47:52,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:52,422 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:54,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 735 states and 1007 transitions. [2018-12-08 23:47:54,230 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1007 transitions. [2018-12-08 23:47:54,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-08 23:47:54,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:54,417 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:55,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 748 states and 1029 transitions. [2018-12-08 23:47:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1029 transitions. [2018-12-08 23:47:55,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 23:47:55,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:55,168 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:55,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:55,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 752 states and 1032 transitions. [2018-12-08 23:47:55,300 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1032 transitions. [2018-12-08 23:47:55,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 23:47:55,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:55,320 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:57,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:57,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 793 states and 1093 transitions. [2018-12-08 23:47:57,816 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1093 transitions. [2018-12-08 23:47:57,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 23:47:57,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:57,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:57,840 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:47:58,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:58,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 808 states and 1117 transitions. [2018-12-08 23:47:58,849 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1117 transitions. [2018-12-08 23:47:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 23:47:58,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:01,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:01,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 839 states and 1147 transitions. [2018-12-08 23:48:01,507 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1147 transitions. [2018-12-08 23:48:01,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 23:48:01,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:01,537 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:01,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 840 states and 1148 transitions. [2018-12-08 23:48:01,755 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1148 transitions. [2018-12-08 23:48:01,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 23:48:01,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:01,775 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:02,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:02,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 853 states and 1161 transitions. [2018-12-08 23:48:02,897 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1161 transitions. [2018-12-08 23:48:02,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 23:48:02,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:02,916 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:03,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:03,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 854 states and 1161 transitions. [2018-12-08 23:48:03,145 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1161 transitions. [2018-12-08 23:48:03,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 23:48:03,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:03,165 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 856 states and 1163 transitions. [2018-12-08 23:48:03,647 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1163 transitions. [2018-12-08 23:48:03,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 23:48:03,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:04,823 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 23:48:08,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:08,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 921 states and 1229 transitions. [2018-12-08 23:48:08,974 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1229 transitions. [2018-12-08 23:48:08,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 23:48:08,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:09,092 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:11,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:11,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 946 states and 1262 transitions. [2018-12-08 23:48:11,725 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1262 transitions. [2018-12-08 23:48:11,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 23:48:11,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:11,756 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:12,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 961 states and 1279 transitions. [2018-12-08 23:48:12,952 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1279 transitions. [2018-12-08 23:48:12,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 23:48:12,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:12,974 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:13,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:13,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 963 states and 1281 transitions. [2018-12-08 23:48:13,461 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1281 transitions. [2018-12-08 23:48:13,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-08 23:48:13,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:13,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:13,551 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 23:48:13,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:13,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 965 states and 1284 transitions. [2018-12-08 23:48:13,962 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1284 transitions. [2018-12-08 23:48:13,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 23:48:13,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:13,980 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:48:14,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:14,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 972 states and 1294 transitions. [2018-12-08 23:48:14,115 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1294 transitions. [2018-12-08 23:48:14,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 23:48:14,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:14,135 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:48:14,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:14,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 976 states and 1297 transitions. [2018-12-08 23:48:14,293 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1297 transitions. [2018-12-08 23:48:14,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 23:48:14,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:14,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:14,316 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:48:14,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:14,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 980 states and 1304 transitions. [2018-12-08 23:48:14,724 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1304 transitions. [2018-12-08 23:48:14,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 23:48:14,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:14,746 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:48:14,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:14,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 981 states and 1305 transitions. [2018-12-08 23:48:14,990 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1305 transitions. [2018-12-08 23:48:14,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 23:48:14,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:15,008 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:48:15,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:15,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 982 states and 1305 transitions. [2018-12-08 23:48:15,165 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1305 transitions. [2018-12-08 23:48:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 23:48:15,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:15,203 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 23:48:19,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:19,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1038 states and 1371 transitions. [2018-12-08 23:48:19,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1371 transitions. [2018-12-08 23:48:19,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 23:48:19,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:19,835 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 23:48:21,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:21,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1068 states and 1403 transitions. [2018-12-08 23:48:21,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1403 transitions. [2018-12-08 23:48:21,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 23:48:21,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:21,909 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 23:48:22,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:22,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1069 states and 1403 transitions. [2018-12-08 23:48:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1403 transitions. [2018-12-08 23:48:22,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 23:48:22,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 23:48:22,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:22,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1071 states and 1405 transitions. [2018-12-08 23:48:22,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1405 transitions. [2018-12-08 23:48:22,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 23:48:22,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:22,653 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:48:24,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:24,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1108 states and 1452 transitions. [2018-12-08 23:48:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1452 transitions. [2018-12-08 23:48:24,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 23:48:24,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:24,215 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:48:25,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:25,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1134 states and 1480 transitions. [2018-12-08 23:48:25,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1480 transitions. [2018-12-08 23:48:25,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 23:48:25,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:25,330 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:48:26,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:26,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1145 states and 1489 transitions. [2018-12-08 23:48:26,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1489 transitions. [2018-12-08 23:48:26,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-08 23:48:26,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:26,056 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:48:26,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:26,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1150 states and 1496 transitions. [2018-12-08 23:48:26,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1496 transitions. [2018-12-08 23:48:26,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 23:48:26,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:26,935 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 23:48:27,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:27,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1183 states and 1532 transitions. [2018-12-08 23:48:27,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1532 transitions. [2018-12-08 23:48:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 23:48:27,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:27,784 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 23:48:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:28,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1214 states and 1563 transitions. [2018-12-08 23:48:28,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1563 transitions. [2018-12-08 23:48:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 23:48:28,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:28,819 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 23:48:29,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1219 states and 1566 transitions. [2018-12-08 23:48:29,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1566 transitions. [2018-12-08 23:48:29,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-08 23:48:29,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:29,483 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:29,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:29,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1220 states and 1567 transitions. [2018-12-08 23:48:29,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1567 transitions. [2018-12-08 23:48:29,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-08 23:48:29,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:29,772 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:30,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:30,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1231 states and 1582 transitions. [2018-12-08 23:48:30,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1582 transitions. [2018-12-08 23:48:30,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 23:48:30,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:30,419 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:31,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:31,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1253 states and 1607 transitions. [2018-12-08 23:48:31,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1607 transitions. [2018-12-08 23:48:31,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-08 23:48:31,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:31,957 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 23:48:32,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:32,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1259 states and 1611 transitions. [2018-12-08 23:48:32,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1611 transitions. [2018-12-08 23:48:32,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-08 23:48:32,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:32,287 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:33,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:33,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1273 states and 1629 transitions. [2018-12-08 23:48:33,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1629 transitions. [2018-12-08 23:48:33,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-08 23:48:33,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:33,449 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:48:34,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1282 states and 1638 transitions. [2018-12-08 23:48:34,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1638 transitions. [2018-12-08 23:48:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 23:48:34,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 23:48:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:37,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1302 states and 1664 transitions. [2018-12-08 23:48:37,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1664 transitions. [2018-12-08 23:48:37,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 23:48:37,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:37,555 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 23:48:37,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:37,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1313 states and 1676 transitions. [2018-12-08 23:48:37,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1676 transitions. [2018-12-08 23:48:37,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 23:48:37,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:37,906 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:48:38,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:38,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1325 states and 1697 transitions. [2018-12-08 23:48:38,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1697 transitions. [2018-12-08 23:48:38,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 23:48:38,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:38,910 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:48:39,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1331 states and 1707 transitions. [2018-12-08 23:48:39,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1707 transitions. [2018-12-08 23:48:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 23:48:39,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:39,453 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:48:39,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:39,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1334 states and 1709 transitions. [2018-12-08 23:48:39,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1709 transitions. [2018-12-08 23:48:39,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-08 23:48:39,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:39,589 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:40,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:40,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1348 states and 1732 transitions. [2018-12-08 23:48:40,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1732 transitions. [2018-12-08 23:48:40,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-08 23:48:40,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:40,229 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:40,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:40,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1358 states and 1741 transitions. [2018-12-08 23:48:40,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1741 transitions. [2018-12-08 23:48:40,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 23:48:40,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:40,980 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 23:48:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:41,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1362 states and 1747 transitions. [2018-12-08 23:48:41,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1747 transitions. [2018-12-08 23:48:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 23:48:41,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:41,534 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 23:48:41,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:41,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1368 states and 1755 transitions. [2018-12-08 23:48:41,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1755 transitions. [2018-12-08 23:48:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 23:48:41,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:41,882 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-12-08 23:48:42,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:42,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1377 states and 1764 transitions. [2018-12-08 23:48:42,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1764 transitions. [2018-12-08 23:48:42,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-08 23:48:42,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:42,612 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1388 states and 1775 transitions. [2018-12-08 23:48:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1775 transitions. [2018-12-08 23:48:42,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-08 23:48:42,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:42,968 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:45,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1430 states and 1835 transitions. [2018-12-08 23:48:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1835 transitions. [2018-12-08 23:48:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-08 23:48:45,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:45,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:45,979 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:48:46,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:46,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1434 states and 1844 transitions. [2018-12-08 23:48:46,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1844 transitions. [2018-12-08 23:48:46,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 23:48:46,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:46,329 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 23:48:46,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:46,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1442 states and 1851 transitions. [2018-12-08 23:48:46,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1851 transitions. [2018-12-08 23:48:46,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-08 23:48:46,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:46,582 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 23:48:46,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:46,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1443 states and 1852 transitions. [2018-12-08 23:48:46,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1852 transitions. [2018-12-08 23:48:46,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-08 23:48:46,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:46,853 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 23:48:47,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:47,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1451 states and 1859 transitions. [2018-12-08 23:48:47,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1859 transitions. [2018-12-08 23:48:47,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-08 23:48:47,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:48,624 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 23:48:53,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:53,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1503 states and 1913 transitions. [2018-12-08 23:48:53,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1913 transitions. [2018-12-08 23:48:53,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 23:48:53,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:53,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:53,329 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 23:48:53,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:53,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 1514 states and 1924 transitions. [2018-12-08 23:48:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1924 transitions. [2018-12-08 23:48:53,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 23:48:53,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:53,825 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 23:48:54,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:54,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1515 states and 1925 transitions. [2018-12-08 23:48:54,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1925 transitions. [2018-12-08 23:48:54,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 23:48:54,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:54,175 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:48:55,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:55,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1534 states and 1947 transitions. [2018-12-08 23:48:55,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1947 transitions. [2018-12-08 23:48:55,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 23:48:55,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:55,439 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:48:57,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:57,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1551 states and 1966 transitions. [2018-12-08 23:48:57,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1966 transitions. [2018-12-08 23:48:57,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 23:48:57,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:57,403 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 23:48:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1566 states and 1980 transitions. [2018-12-08 23:48:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1980 transitions. [2018-12-08 23:48:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 23:48:58,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 23:48:58,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1576 states and 1990 transitions. [2018-12-08 23:48:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1990 transitions. [2018-12-08 23:48:58,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 23:48:58,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-08 23:48:58,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:58,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1586 states and 2002 transitions. [2018-12-08 23:48:58,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 2002 transitions. [2018-12-08 23:48:58,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 23:48:58,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:58,887 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 23:48:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:59,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1591 states and 2007 transitions. [2018-12-08 23:48:59,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 2007 transitions. [2018-12-08 23:48:59,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-08 23:48:59,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:59,700 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 23:49:01,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 1628 states and 2046 transitions. [2018-12-08 23:49:01,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2046 transitions. [2018-12-08 23:49:01,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 23:49:01,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:03,527 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:49:13,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:13,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1702 states and 2127 transitions. [2018-12-08 23:49:13,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2127 transitions. [2018-12-08 23:49:13,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 23:49:13,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:13,264 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:49:15,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:15,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1723 states and 2149 transitions. [2018-12-08 23:49:15,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2149 transitions. [2018-12-08 23:49:15,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 23:49:15,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:49:16,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:16,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1734 states and 2160 transitions. [2018-12-08 23:49:16,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2160 transitions. [2018-12-08 23:49:16,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 23:49:16,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:16,210 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 23:49:16,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1738 states and 2165 transitions. [2018-12-08 23:49:16,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2165 transitions. [2018-12-08 23:49:16,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 23:49:16,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:16,931 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 23:49:17,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:17,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1741 states and 2168 transitions. [2018-12-08 23:49:17,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2168 transitions. [2018-12-08 23:49:17,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 23:49:17,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:17,320 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:49:17,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:17,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1752 states and 2179 transitions. [2018-12-08 23:49:17,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2179 transitions. [2018-12-08 23:49:17,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 23:49:17,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:17,781 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:49:21,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:21,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1787 states and 2217 transitions. [2018-12-08 23:49:21,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2217 transitions. [2018-12-08 23:49:21,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 23:49:21,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:21,696 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:49:22,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:22,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1791 states and 2221 transitions. [2018-12-08 23:49:22,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2221 transitions. [2018-12-08 23:49:22,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 23:49:22,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:22,132 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 23:49:22,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:22,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1792 states and 2221 transitions. [2018-12-08 23:49:22,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2221 transitions. [2018-12-08 23:49:22,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-08 23:49:22,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:23,634 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 23:49:29,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:29,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1814 states and 2246 transitions. [2018-12-08 23:49:29,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2246 transitions. [2018-12-08 23:49:29,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-08 23:49:29,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:29,998 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 23:49:30,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:30,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1819 states and 2255 transitions. [2018-12-08 23:49:30,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2255 transitions. [2018-12-08 23:49:30,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 23:49:30,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:30,324 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 23:49:30,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:30,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1830 states and 2268 transitions. [2018-12-08 23:49:30,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2268 transitions. [2018-12-08 23:49:30,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 23:49:30,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:30,465 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 23:49:30,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:30,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 1838 states and 2274 transitions. [2018-12-08 23:49:30,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2274 transitions. [2018-12-08 23:49:30,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-08 23:49:30,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:30,704 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-08 23:49:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:32,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1846 states and 2282 transitions. [2018-12-08 23:49:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2282 transitions. [2018-12-08 23:49:32,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-08 23:49:32,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-08 23:49:32,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:32,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1847 states and 2282 transitions. [2018-12-08 23:49:32,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2282 transitions. [2018-12-08 23:49:32,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-08 23:49:32,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:32,365 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-08 23:49:33,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:33,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1852 states and 2287 transitions. [2018-12-08 23:49:33,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2287 transitions. [2018-12-08 23:49:33,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-08 23:49:33,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:33,739 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 23:49:36,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:36,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1878 states and 2322 transitions. [2018-12-08 23:49:36,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2322 transitions. [2018-12-08 23:49:36,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-08 23:49:36,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 23:49:37,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:37,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1889 states and 2331 transitions. [2018-12-08 23:49:37,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2331 transitions. [2018-12-08 23:49:37,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-08 23:49:37,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:37,800 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 23:49:37,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:37,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1890 states and 2331 transitions. [2018-12-08 23:49:37,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2331 transitions. [2018-12-08 23:49:37,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-08 23:49:37,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:38,031 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 23:49:38,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:38,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1891 states and 2331 transitions. [2018-12-08 23:49:38,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2331 transitions. [2018-12-08 23:49:38,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-08 23:49:38,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:38,281 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-12-08 23:49:38,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:38,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1895 states and 2336 transitions. [2018-12-08 23:49:38,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2336 transitions. [2018-12-08 23:49:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-08 23:49:38,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:38,729 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 23:49:42,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:42,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1923 states and 2367 transitions. [2018-12-08 23:49:42,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2367 transitions. [2018-12-08 23:49:42,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 23:49:42,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:42,165 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 23:49:42,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:42,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 1928 states and 2373 transitions. [2018-12-08 23:49:42,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2373 transitions. [2018-12-08 23:49:42,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 23:49:42,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:42,465 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 23:49:47,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:47,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2001 states and 2457 transitions. [2018-12-08 23:49:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 2457 transitions. [2018-12-08 23:49:47,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 23:49:47,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:47,697 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 23:49:48,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:48,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2011 states and 2465 transitions. [2018-12-08 23:49:48,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2465 transitions. [2018-12-08 23:49:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-08 23:49:48,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:48,424 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-08 23:49:49,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:49,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2015 states and 2470 transitions. [2018-12-08 23:49:49,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2470 transitions. [2018-12-08 23:49:49,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-08 23:49:49,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:49,392 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 23:49:53,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:53,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2041 states and 2506 transitions. [2018-12-08 23:49:53,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 2506 transitions. [2018-12-08 23:49:53,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-08 23:49:53,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:53,600 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-08 23:49:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:54,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2111 states and 2578 transitions. [2018-12-08 23:49:54,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 2578 transitions. [2018-12-08 23:49:54,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 23:49:54,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-08 23:49:54,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:54,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2112 states and 2578 transitions. [2018-12-08 23:49:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2578 transitions. [2018-12-08 23:49:54,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-08 23:49:54,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-08 23:50:01,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:01,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2137 states and 2614 transitions. [2018-12-08 23:50:01,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2614 transitions. [2018-12-08 23:50:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-08 23:50:01,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:01,503 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-08 23:50:02,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:02,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2148 states and 2624 transitions. [2018-12-08 23:50:02,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 2624 transitions. [2018-12-08 23:50:02,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-08 23:50:02,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:02,896 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-08 23:50:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:04,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2157 states and 2634 transitions. [2018-12-08 23:50:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2634 transitions. [2018-12-08 23:50:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-08 23:50:04,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:04,481 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-08 23:50:04,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:04,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2160 states and 2636 transitions. [2018-12-08 23:50:04,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2636 transitions. [2018-12-08 23:50:04,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-08 23:50:04,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-08 23:50:05,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:05,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2163 states and 2638 transitions. [2018-12-08 23:50:05,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2638 transitions. [2018-12-08 23:50:05,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-08 23:50:05,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:05,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:05,501 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-12-08 23:50:05,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:05,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2167 states and 2644 transitions. [2018-12-08 23:50:05,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 2644 transitions. [2018-12-08 23:50:05,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-08 23:50:05,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:06,010 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-08 23:50:09,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:09,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 2186 states and 2671 transitions. [2018-12-08 23:50:09,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 2671 transitions. [2018-12-08 23:50:09,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-08 23:50:09,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:09,875 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-08 23:50:11,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:11,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2216 states and 2706 transitions. [2018-12-08 23:50:11,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2706 transitions. [2018-12-08 23:50:11,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-08 23:50:11,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-08 23:50:12,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:12,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2220 states and 2710 transitions. [2018-12-08 23:50:12,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 2710 transitions. [2018-12-08 23:50:12,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-08 23:50:12,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:12,101 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-08 23:50:12,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:12,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2224 states and 2715 transitions. [2018-12-08 23:50:12,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2715 transitions. [2018-12-08 23:50:12,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-12-08 23:50:12,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:12,657 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-08 23:50:13,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:13,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2235 states and 2727 transitions. [2018-12-08 23:50:13,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 2727 transitions. [2018-12-08 23:50:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-12-08 23:50:13,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:13,616 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-08 23:50:13,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:13,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2240 states and 2732 transitions. [2018-12-08 23:50:13,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2732 transitions. [2018-12-08 23:50:13,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-12-08 23:50:13,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:13,954 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-08 23:50:14,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:14,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 2244 states and 2735 transitions. [2018-12-08 23:50:14,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2735 transitions. [2018-12-08 23:50:14,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-08 23:50:14,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:17,813 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-08 23:50:20,293 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2018-12-08 23:50:30,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:30,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2278 states and 2776 transitions. [2018-12-08 23:50:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 2776 transitions. [2018-12-08 23:50:30,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-08 23:50:30,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:30,456 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-08 23:50:33,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:33,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2304 states and 2802 transitions. [2018-12-08 23:50:33,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2802 transitions. [2018-12-08 23:50:33,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-08 23:50:33,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:38,903 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-08 23:50:41,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:41,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2305 states and 2804 transitions. [2018-12-08 23:50:41,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 2804 transitions. [2018-12-08 23:50:41,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-08 23:50:41,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:42,145 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-08 23:50:47,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2328 states and 2830 transitions. [2018-12-08 23:50:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 2830 transitions. [2018-12-08 23:50:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-08 23:50:47,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:47,144 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-08 23:50:48,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:48,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2339 states and 2841 transitions. [2018-12-08 23:50:48,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 2841 transitions. [2018-12-08 23:50:48,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 23:50:48,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:50,729 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-08 23:50:53,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:53,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2343 states and 2848 transitions. [2018-12-08 23:50:53,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 2848 transitions. [2018-12-08 23:50:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 23:50:53,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:53,319 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-08 23:50:54,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:54,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2354 states and 2858 transitions. [2018-12-08 23:50:54,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 2858 transitions. [2018-12-08 23:50:54,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 23:50:54,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:54,907 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 401 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-08 23:50:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:55,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2358 states and 2868 transitions. [2018-12-08 23:50:55,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2868 transitions. [2018-12-08 23:50:55,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-08 23:50:55,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:56,087 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-08 23:50:58,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:58,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2384 states and 2894 transitions. [2018-12-08 23:50:58,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2894 transitions. [2018-12-08 23:50:58,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-08 23:50:58,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-08 23:50:58,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:58,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2394 states and 2901 transitions. [2018-12-08 23:50:58,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 2901 transitions. [2018-12-08 23:50:58,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-08 23:50:58,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:58,457 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-08 23:51:02,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:02,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2403 states and 2909 transitions. [2018-12-08 23:51:02,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 2909 transitions. [2018-12-08 23:51:02,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-08 23:51:02,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-08 23:51:02,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:02,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2404 states and 2909 transitions. [2018-12-08 23:51:02,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2909 transitions. [2018-12-08 23:51:02,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-08 23:51:02,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-08 23:51:02,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:02,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2405 states and 2909 transitions. [2018-12-08 23:51:02,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2909 transitions. [2018-12-08 23:51:02,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 23:51:02,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:03,442 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-12-08 23:51:04,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:04,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2411 states and 2921 transitions. [2018-12-08 23:51:04,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2921 transitions. [2018-12-08 23:51:04,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-08 23:51:04,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:07,227 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 529 proven. 39 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-08 23:51:11,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:11,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 2441 states and 2956 transitions. [2018-12-08 23:51:11,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 2956 transitions. [2018-12-08 23:51:11,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-08 23:51:11,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:11,826 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-12-08 23:51:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2456 states and 2970 transitions. [2018-12-08 23:51:12,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 2970 transitions. [2018-12-08 23:51:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-08 23:51:12,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:13,021 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-08 23:51:14,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:14,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2464 states and 2980 transitions. [2018-12-08 23:51:14,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 2980 transitions. [2018-12-08 23:51:14,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-08 23:51:14,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-08 23:51:17,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:17,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2488 states and 3012 transitions. [2018-12-08 23:51:17,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 3012 transitions. [2018-12-08 23:51:17,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-08 23:51:17,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:17,271 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-08 23:51:23,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:23,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 2522 states and 3054 transitions. [2018-12-08 23:51:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 3054 transitions. [2018-12-08 23:51:23,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-08 23:51:23,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:24,015 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-08 23:51:25,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:25,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 2534 states and 3064 transitions. [2018-12-08 23:51:25,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 3064 transitions. [2018-12-08 23:51:25,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-08 23:51:25,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:25,842 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-08 23:51:26,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:26,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 2539 states and 3067 transitions. [2018-12-08 23:51:26,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 3067 transitions. [2018-12-08 23:51:26,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-08 23:51:26,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-08 23:51:27,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:27,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 2540 states and 3067 transitions. [2018-12-08 23:51:27,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 3067 transitions. [2018-12-08 23:51:27,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-08 23:51:27,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:27,753 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-08 23:51:28,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:28,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 2546 states and 3073 transitions. [2018-12-08 23:51:28,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 3073 transitions. [2018-12-08 23:51:28,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 23:51:28,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:29,438 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-08 23:51:35,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:35,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 2583 states and 3121 transitions. [2018-12-08 23:51:35,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 3121 transitions. [2018-12-08 23:51:35,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 23:51:35,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:35,553 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-08 23:51:36,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:36,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 2591 states and 3128 transitions. [2018-12-08 23:51:36,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 3128 transitions. [2018-12-08 23:51:36,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-08 23:51:36,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:36,918 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-12-08 23:51:39,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:39,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 2607 states and 3143 transitions. [2018-12-08 23:51:39,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 3143 transitions. [2018-12-08 23:51:39,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-08 23:51:39,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:39,369 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-12-08 23:51:39,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:39,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 2608 states and 3143 transitions. [2018-12-08 23:51:39,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 3143 transitions. [2018-12-08 23:51:39,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-08 23:51:39,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-12-08 23:51:43,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:43,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 2635 states and 3181 transitions. [2018-12-08 23:51:43,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2635 states and 3181 transitions. [2018-12-08 23:51:43,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-08 23:51:43,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:43,935 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-12-08 23:51:46,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:46,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 2649 states and 3197 transitions. [2018-12-08 23:51:46,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 3197 transitions. [2018-12-08 23:51:46,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-08 23:51:46,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:46,165 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-08 23:51:49,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:49,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2666 states and 3214 transitions. [2018-12-08 23:51:49,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3214 transitions. [2018-12-08 23:51:49,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-08 23:51:49,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:49,234 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-08 23:51:50,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:50,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 2688 states and 3237 transitions. [2018-12-08 23:51:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3237 transitions. [2018-12-08 23:51:50,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-08 23:51:50,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:50,485 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-08 23:51:50,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:50,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 2691 states and 3240 transitions. [2018-12-08 23:51:50,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 3240 transitions. [2018-12-08 23:51:50,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-08 23:51:50,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-08 23:51:51,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:51,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 2695 states and 3244 transitions. [2018-12-08 23:51:51,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 3244 transitions. [2018-12-08 23:51:51,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-12-08 23:51:51,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:51,215 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2018-12-08 23:51:53,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:51:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 2736 states and 3285 transitions. [2018-12-08 23:51:53,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3285 transitions. [2018-12-08 23:51:53,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-12-08 23:51:53,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:51:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:51:54,807 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-08 23:52:02,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:52:02,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 2808 states and 3367 transitions. [2018-12-08 23:52:02,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 3367 transitions. [2018-12-08 23:52:02,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-08 23:52:02,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:52:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:52:02,669 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-08 23:52:03,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:52:03,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 2809 states and 3368 transitions. [2018-12-08 23:52:03,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 3368 transitions. [2018-12-08 23:52:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-08 23:52:03,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:52:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:52:03,406 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-08 23:52:04,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:52:04,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2813 states and 3371 transitions. [2018-12-08 23:52:04,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 3371 transitions. [2018-12-08 23:52:04,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-08 23:52:04,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:52:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:52:04,286 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-08 23:52:08,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:52:08,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 2829 states and 3387 transitions. [2018-12-08 23:52:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3387 transitions. [2018-12-08 23:52:08,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-12-08 23:52:08,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:52:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:52:08,314 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 517 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-12-08 23:52:09,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:52:09,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 2843 states and 3402 transitions. [2018-12-08 23:52:09,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2843 states and 3402 transitions. [2018-12-08 23:52:09,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-08 23:52:09,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:52:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:52:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-08 23:52:38,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:52:38,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 2823 states and 3411 transitions. [2018-12-08 23:52:38,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2823 states and 3411 transitions. [2018-12-08 23:52:38,458 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 23:52:38,458 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 207 iterations. [2018-12-08 23:52:38,464 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 23:52:38,569 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 29 [2018-12-08 23:52:38,853 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 36 [2018-12-08 23:52:39,105 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-12-08 23:52:39,246 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 33 [2018-12-08 23:52:39,413 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 24 [2018-12-08 23:52:39,608 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 36 [2018-12-08 23:52:39,790 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 36 [2018-12-08 23:52:39,983 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2018-12-08 23:52:40,095 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 33 [2018-12-08 23:52:40,309 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-12-08 23:52:40,570 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 36 [2018-12-08 23:52:40,767 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 36 [2018-12-08 23:52:40,951 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 31 [2018-12-08 23:52:41,191 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 36 [2018-12-08 23:52:41,295 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 29 [2018-12-08 23:52:41,450 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-12-08 23:52:41,555 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2018-12-08 23:52:41,720 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 29 [2018-12-08 23:52:42,199 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 29 [2018-12-08 23:52:42,467 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2018-12-08 23:52:42,716 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-12-08 23:52:42,918 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 33 [2018-12-08 23:52:43,069 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 33 [2018-12-08 23:52:43,170 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2018-12-08 23:52:43,379 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 29 [2018-12-08 23:52:43,528 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 24 [2018-12-08 23:52:44,127 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 36 [2018-12-08 23:52:44,429 WARN L180 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 54 [2018-12-08 23:52:44,598 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 29 [2018-12-08 23:52:44,700 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 29 [2018-12-08 23:52:44,895 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 34 [2018-12-08 23:52:45,105 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-12-08 23:52:45,277 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-12-08 23:52:45,396 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 33 [2018-12-08 23:52:45,636 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 36 [2018-12-08 23:52:45,636 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:52:45,639 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-08 23:52:45,646 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-08 23:52:45,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:52:45 ImpRootNode [2018-12-08 23:52:45,647 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 23:52:45,648 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 23:52:45,648 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 23:52:45,648 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 23:52:45,648 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:47:30" (3/4) ... [2018-12-08 23:52:45,652 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 23:52:45,666 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-08 23:52:45,667 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-08 23:52:45,668 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-08 23:52:45,742 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_63cb29c2-a059-475f-9c90-b81278ac27c8/bin-2019/ukojak/witness.graphml [2018-12-08 23:52:45,742 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 23:52:45,743 INFO L168 Benchmark]: Toolchain (without parser) took 317147.04 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.7 GB). Free memory was 945.2 MB in the beginning and 479.4 MB in the end (delta: 465.8 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-12-08 23:52:45,743 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:52:45,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:45,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.63 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:45,744 INFO L168 Benchmark]: Boogie Preprocessor took 41.31 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:45,744 INFO L168 Benchmark]: RCFGBuilder took 1051.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 902.4 MB in the end (delta: 202.6 MB). Peak memory consumption was 202.6 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:45,744 INFO L168 Benchmark]: CodeCheck took 315577.55 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 902.4 MB in the beginning and 514.1 MB in the end (delta: 388.3 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-12-08 23:52:45,744 INFO L168 Benchmark]: Witness Printer took 94.43 ms. Allocated memory is still 2.7 GB. Free memory was 514.1 MB in the beginning and 479.4 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:45,745 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, 308.3s OverallTime, 207 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 436486800 SDtfs, -640208060 SDslu, -1676046492 SDs, 0 SdLazy, 383711312 SolverSat, -1775573924 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 884.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 259629 GetRequests, 254277 SyntacticMatches, 3224 SemanticMatches, 2128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3177693 ImplicationChecksByTransitivity, 280.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 30.5s InterpolantComputationTime, 38915 NumberOfCodeBlocks, 38915 NumberOfCodeBlocksAsserted, 206 NumberOfCheckSat, 38709 ConstructedInterpolants, 0 QuantifiedInterpolants, 30953386 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 206 InterpolantComputations, 179 PerfectInterpolantSequences, 48302/50004 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: 488]: 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: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 326.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.63 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.31 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1051.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 902.4 MB in the end (delta: 202.6 MB). Peak memory consumption was 202.6 MB. Max. memory is 11.5 GB. * CodeCheck took 315577.55 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 902.4 MB in the beginning and 514.1 MB in the end (delta: 388.3 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. * Witness Printer took 94.43 ms. Allocated memory is still 2.7 GB. Free memory was 514.1 MB in the beginning and 479.4 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...