./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/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 3c0664b7713eb65e7600fbc10e17bb0e628a6c66 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:15:09,843 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:15:09,845 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:15:09,853 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:15:09,853 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:15:09,854 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:15:09,855 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:15:09,856 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:15:09,857 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:15:09,858 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:15:09,858 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:15:09,858 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:15:09,859 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:15:09,860 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:15:09,861 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:15:09,861 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:15:09,862 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:15:09,863 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:15:09,864 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:15:09,865 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:15:09,866 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:15:09,867 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:15:09,868 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:15:09,868 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:15:09,869 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:15:09,869 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:15:09,870 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:15:09,870 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:15:09,871 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:15:09,872 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:15:09,872 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:15:09,872 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:15:09,872 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:15:09,873 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:15:09,873 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:15:09,874 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:15:09,874 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:15:09,884 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:15:09,884 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:15:09,885 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:15:09,885 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:15:09,886 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:15:09,886 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:15:09,886 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:15:09,887 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:15:09,887 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:15:09,887 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:15:09,887 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:15:09,887 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:15:09,887 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:15:09,887 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:15:09,888 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:15:09,888 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:15:09,888 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:15:09,888 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:15:09,888 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:15:09,888 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:15:09,888 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:15:09,889 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:15:09,889 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:15:09,889 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:15:09,889 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:15:09,889 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:15:09,889 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:15:09,889 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:15:09,892 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_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/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 -> 3c0664b7713eb65e7600fbc10e17bb0e628a6c66 [2018-11-10 05:15:09,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:15:09,925 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:15:09,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:15:09,929 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:15:09,929 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:15:09,930 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c [2018-11-10 05:15:09,969 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/data/e21a1c850/a860a69f222d4f808e06249efc715744/FLAG8d0609025 [2018-11-10 05:15:10,418 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:15:10,418 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c [2018-11-10 05:15:10,427 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/data/e21a1c850/a860a69f222d4f808e06249efc715744/FLAG8d0609025 [2018-11-10 05:15:10,440 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/data/e21a1c850/a860a69f222d4f808e06249efc715744 [2018-11-10 05:15:10,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:15:10,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:15:10,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:15:10,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:15:10,447 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:15:10,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10, skipping insertion in model container [2018-11-10 05:15:10,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:15:10,486 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:15:10,728 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:15:10,731 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:15:10,797 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:15:10,808 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:15:10,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10 WrapperNode [2018-11-10 05:15:10,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:15:10,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:15:10,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:15:10,809 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:15:10,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:15:10,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:15:10,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:15:10,904 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:15:10,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10" (1/1) ... [2018-11-10 05:15:10,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:15:10,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:15:10,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:15:10,945 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:15:10,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:15:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:15:10,991 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 05:15:10,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:15:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:15:12,405 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:15:12,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:15:12 BoogieIcfgContainer [2018-11-10 05:15:12,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:15:12,406 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:15:12,407 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:15:12,415 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:15:12,415 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:15:12" (1/1) ... [2018-11-10 05:15:12,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:15:12,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:12,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 05:15:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 05:15:12,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 05:15:12,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:12,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:13,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 165 states and 242 transitions. [2018-11-10 05:15:13,225 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 242 transitions. [2018-11-10 05:15:13,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 05:15:13,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:13,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:13,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:13,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 245 states and 326 transitions. [2018-11-10 05:15:13,621 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 326 transitions. [2018-11-10 05:15:13,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 05:15:13,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:13,689 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 05:15:13,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:13,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 246 states and 328 transitions. [2018-11-10 05:15:13,824 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 328 transitions. [2018-11-10 05:15:13,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 05:15:13,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:13,889 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:14,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:14,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 265 states and 351 transitions. [2018-11-10 05:15:14,033 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 351 transitions. [2018-11-10 05:15:14,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 05:15:14,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:15:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:14,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 289 states and 383 transitions. [2018-11-10 05:15:14,405 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 383 transitions. [2018-11-10 05:15:14,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 05:15:14,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:14,445 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 293 states and 387 transitions. [2018-11-10 05:15:14,509 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 387 transitions. [2018-11-10 05:15:14,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 05:15:14,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:15,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:15,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 325 states and 427 transitions. [2018-11-10 05:15:15,017 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 427 transitions. [2018-11-10 05:15:15,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 05:15:15,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:15,140 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:15,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:15,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 356 states and 469 transitions. [2018-11-10 05:15:15,633 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 469 transitions. [2018-11-10 05:15:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 05:15:15,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:15,718 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:15,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:15,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 360 states and 474 transitions. [2018-11-10 05:15:15,832 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 474 transitions. [2018-11-10 05:15:15,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 05:15:15,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:15,931 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:16,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 364 states and 479 transitions. [2018-11-10 05:15:16,049 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 479 transitions. [2018-11-10 05:15:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 05:15:16,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:16,166 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:16,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:16,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 383 states and 502 transitions. [2018-11-10 05:15:16,459 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 502 transitions. [2018-11-10 05:15:16,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 05:15:16,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:16,665 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:17,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:17,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 419 states and 546 transitions. [2018-11-10 05:15:17,461 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 546 transitions. [2018-11-10 05:15:17,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 05:15:17,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:17,508 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:17,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 423 states and 551 transitions. [2018-11-10 05:15:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 551 transitions. [2018-11-10 05:15:17,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 05:15:17,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:17,739 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:18,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:18,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 440 states and 570 transitions. [2018-11-10 05:15:18,118 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 570 transitions. [2018-11-10 05:15:18,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 05:15:18,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:18,185 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:18,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 459 states and 602 transitions. [2018-11-10 05:15:18,554 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 602 transitions. [2018-11-10 05:15:18,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 05:15:18,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:18,579 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:18,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:18,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 463 states and 606 transitions. [2018-11-10 05:15:18,681 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 606 transitions. [2018-11-10 05:15:18,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 05:15:18,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:18,703 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:18,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:18,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 467 states and 612 transitions. [2018-11-10 05:15:18,836 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 612 transitions. [2018-11-10 05:15:18,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 05:15:18,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:18,861 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:18,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:18,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 471 states and 616 transitions. [2018-11-10 05:15:18,966 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 616 transitions. [2018-11-10 05:15:18,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 05:15:18,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:19,046 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:15:19,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:19,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 472 states and 619 transitions. [2018-11-10 05:15:19,197 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 619 transitions. [2018-11-10 05:15:19,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 05:15:19,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:19,289 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:19,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 473 states and 621 transitions. [2018-11-10 05:15:19,456 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 621 transitions. [2018-11-10 05:15:19,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 05:15:19,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:19,496 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:19,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 506 states and 658 transitions. [2018-11-10 05:15:19,993 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 658 transitions. [2018-11-10 05:15:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 05:15:19,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:20,135 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:20,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:20,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 532 states and 687 transitions. [2018-11-10 05:15:20,843 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 687 transitions. [2018-11-10 05:15:20,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 05:15:20,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:20,974 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:21,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:21,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 547 states and 703 transitions. [2018-11-10 05:15:21,659 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 703 transitions. [2018-11-10 05:15:21,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 05:15:21,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:21,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:21,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:21,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 558 states and 713 transitions. [2018-11-10 05:15:21,835 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 713 transitions. [2018-11-10 05:15:21,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 05:15:21,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:21,870 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 562 states and 717 transitions. [2018-11-10 05:15:22,062 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 717 transitions. [2018-11-10 05:15:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 05:15:22,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:22,092 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:22,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:22,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 575 states and 733 transitions. [2018-11-10 05:15:22,412 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 733 transitions. [2018-11-10 05:15:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 05:15:22,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:22,465 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:22,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:22,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 584 states and 742 transitions. [2018-11-10 05:15:22,500 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 742 transitions. [2018-11-10 05:15:22,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 05:15:22,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:22,538 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:22,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:22,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 596 states and 753 transitions. [2018-11-10 05:15:22,654 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 753 transitions. [2018-11-10 05:15:22,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 05:15:22,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:22,763 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 601 states and 767 transitions. [2018-11-10 05:15:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 767 transitions. [2018-11-10 05:15:23,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 05:15:23,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:23,253 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:23,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:23,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 605 states and 774 transitions. [2018-11-10 05:15:23,399 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 774 transitions. [2018-11-10 05:15:23,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 05:15:23,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:23,505 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:23,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:23,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 609 states and 780 transitions. [2018-11-10 05:15:23,652 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 780 transitions. [2018-11-10 05:15:23,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 05:15:23,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:23,723 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:23,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:23,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 613 states and 786 transitions. [2018-11-10 05:15:23,855 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 786 transitions. [2018-11-10 05:15:23,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:15:23,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:23,891 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 05:15:23,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:23,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 617 states and 790 transitions. [2018-11-10 05:15:23,927 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 790 transitions. [2018-11-10 05:15:23,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:15:23,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:23,958 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:23,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:23,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 623 states and 796 transitions. [2018-11-10 05:15:23,987 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 796 transitions. [2018-11-10 05:15:23,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:15:23,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:24,050 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:15:24,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:24,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 624 states and 798 transitions. [2018-11-10 05:15:24,211 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 798 transitions. [2018-11-10 05:15:24,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 05:15:24,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:24,266 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 05:15:24,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:24,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 626 states and 800 transitions. [2018-11-10 05:15:24,283 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 800 transitions. [2018-11-10 05:15:24,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 05:15:24,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:24,353 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:24,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:24,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 665 states and 842 transitions. [2018-11-10 05:15:24,667 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 842 transitions. [2018-11-10 05:15:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 05:15:24,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:24,843 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:26,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:26,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 710 states and 889 transitions. [2018-11-10 05:15:26,005 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 889 transitions. [2018-11-10 05:15:26,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 05:15:26,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:26,045 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-10 05:15:26,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:26,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 711 states and 892 transitions. [2018-11-10 05:15:26,064 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 892 transitions. [2018-11-10 05:15:26,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 05:15:26,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:26,096 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:26,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:26,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 716 states and 901 transitions. [2018-11-10 05:15:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 901 transitions. [2018-11-10 05:15:26,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 05:15:26,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:26,336 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:26,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:26,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 720 states and 905 transitions. [2018-11-10 05:15:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 905 transitions. [2018-11-10 05:15:26,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 05:15:26,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:26,503 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:26,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:26,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 724 states and 909 transitions. [2018-11-10 05:15:26,806 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 909 transitions. [2018-11-10 05:15:26,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 05:15:26,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:26,861 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:27,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:27,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 743 states and 932 transitions. [2018-11-10 05:15:27,419 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 932 transitions. [2018-11-10 05:15:27,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 05:15:27,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:27,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:27,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 798 states and 988 transitions. [2018-11-10 05:15:27,734 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 988 transitions. [2018-11-10 05:15:27,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 05:15:27,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:27,767 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:27,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:27,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 802 states and 992 transitions. [2018-11-10 05:15:27,936 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 992 transitions. [2018-11-10 05:15:27,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 05:15:27,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:27,969 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 05:15:29,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:29,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 915 states and 1135 transitions. [2018-11-10 05:15:29,157 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1135 transitions. [2018-11-10 05:15:29,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 05:15:29,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:29,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:29,181 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:15:29,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:29,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 916 states and 1138 transitions. [2018-11-10 05:15:29,334 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1138 transitions. [2018-11-10 05:15:29,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:15:29,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:29,361 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 05:15:29,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:29,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 972 states and 1201 transitions. [2018-11-10 05:15:29,982 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1201 transitions. [2018-11-10 05:15:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:15:29,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:30,014 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 05:15:30,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:30,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 985 states and 1215 transitions. [2018-11-10 05:15:30,339 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1215 transitions. [2018-11-10 05:15:30,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:15:30,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:30,368 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 05:15:30,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:30,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 996 states and 1225 transitions. [2018-11-10 05:15:30,609 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1225 transitions. [2018-11-10 05:15:30,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 05:15:30,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:30,637 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:30,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:30,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1006 states and 1237 transitions. [2018-11-10 05:15:30,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1237 transitions. [2018-11-10 05:15:30,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 05:15:30,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:31,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:31,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1052 states and 1289 transitions. [2018-11-10 05:15:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1289 transitions. [2018-11-10 05:15:31,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 05:15:31,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:32,022 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:32,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:32,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1079 states and 1315 transitions. [2018-11-10 05:15:32,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1315 transitions. [2018-11-10 05:15:32,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 05:15:32,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:32,411 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:32,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:32,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1091 states and 1327 transitions. [2018-11-10 05:15:32,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1327 transitions. [2018-11-10 05:15:32,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 05:15:32,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:32,708 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:33,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:33,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1103 states and 1338 transitions. [2018-11-10 05:15:33,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1338 transitions. [2018-11-10 05:15:33,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 05:15:33,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:33,118 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 05:15:33,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:33,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1116 states and 1355 transitions. [2018-11-10 05:15:33,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1355 transitions. [2018-11-10 05:15:33,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 05:15:33,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:15:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:34,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1174 states and 1416 transitions. [2018-11-10 05:15:34,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1416 transitions. [2018-11-10 05:15:34,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 05:15:34,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:34,511 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:15:34,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:34,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1190 states and 1434 transitions. [2018-11-10 05:15:34,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1434 transitions. [2018-11-10 05:15:34,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 05:15:34,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:34,707 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1194 states and 1439 transitions. [2018-11-10 05:15:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1439 transitions. [2018-11-10 05:15:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 05:15:34,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:34,912 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:35,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:35,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1198 states and 1444 transitions. [2018-11-10 05:15:35,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1444 transitions. [2018-11-10 05:15:35,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 05:15:35,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:35,129 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:35,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:35,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1202 states and 1452 transitions. [2018-11-10 05:15:35,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1452 transitions. [2018-11-10 05:15:35,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 05:15:35,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:35,392 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 05:15:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:35,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1271 states and 1522 transitions. [2018-11-10 05:15:35,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1522 transitions. [2018-11-10 05:15:35,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 05:15:35,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 05:15:36,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:36,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1284 states and 1534 transitions. [2018-11-10 05:15:36,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1534 transitions. [2018-11-10 05:15:36,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 05:15:36,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:36,249 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:36,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:36,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1297 states and 1546 transitions. [2018-11-10 05:15:36,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1546 transitions. [2018-11-10 05:15:36,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 05:15:36,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:36,408 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:36,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1310 states and 1558 transitions. [2018-11-10 05:15:36,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1558 transitions. [2018-11-10 05:15:36,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 05:15:36,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:36,558 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:15:36,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:36,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1314 states and 1562 transitions. [2018-11-10 05:15:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1562 transitions. [2018-11-10 05:15:36,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 05:15:36,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:36,854 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 05:15:36,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:36,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1315 states and 1562 transitions. [2018-11-10 05:15:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1562 transitions. [2018-11-10 05:15:36,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 05:15:36,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:36,908 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:15:37,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:37,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1321 states and 1568 transitions. [2018-11-10 05:15:37,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1568 transitions. [2018-11-10 05:15:37,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 05:15:37,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:37,052 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 1327 states and 1573 transitions. [2018-11-10 05:15:37,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1573 transitions. [2018-11-10 05:15:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-10 05:15:37,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:37,109 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 05:15:37,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:37,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1329 states and 1576 transitions. [2018-11-10 05:15:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1576 transitions. [2018-11-10 05:15:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:15:37,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:37,434 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 05:15:38,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1358 states and 1605 transitions. [2018-11-10 05:15:38,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1605 transitions. [2018-11-10 05:15:38,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 05:15:38,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:38,045 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:15:38,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1374 states and 1625 transitions. [2018-11-10 05:15:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1625 transitions. [2018-11-10 05:15:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 05:15:38,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:38,295 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 05:15:38,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:38,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1375 states and 1625 transitions. [2018-11-10 05:15:38,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1625 transitions. [2018-11-10 05:15:38,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 05:15:38,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:38,369 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 05:15:38,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:38,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1455 states and 1708 transitions. [2018-11-10 05:15:38,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1708 transitions. [2018-11-10 05:15:38,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 05:15:38,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:38,900 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 05:15:39,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:39,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1484 states and 1737 transitions. [2018-11-10 05:15:39,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1737 transitions. [2018-11-10 05:15:39,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-10 05:15:39,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:39,095 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 05:15:39,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:39,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1487 states and 1740 transitions. [2018-11-10 05:15:39,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1740 transitions. [2018-11-10 05:15:39,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 05:15:39,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:39,151 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:15:39,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:39,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1527 states and 1789 transitions. [2018-11-10 05:15:39,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1789 transitions. [2018-11-10 05:15:39,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 05:15:39,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:39,981 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:15:40,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:40,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1542 states and 1806 transitions. [2018-11-10 05:15:40,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1806 transitions. [2018-11-10 05:15:40,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 05:15:40,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:40,404 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:15:40,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:40,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1553 states and 1816 transitions. [2018-11-10 05:15:40,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1816 transitions. [2018-11-10 05:15:40,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-10 05:15:40,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:40,657 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 184 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:15:40,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:40,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1558 states and 1824 transitions. [2018-11-10 05:15:40,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1824 transitions. [2018-11-10 05:15:40,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-10 05:15:40,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:41,074 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:15:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:41,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1565 states and 1832 transitions. [2018-11-10 05:15:41,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1832 transitions. [2018-11-10 05:15:41,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 05:15:41,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:41,467 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 05:15:41,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1570 states and 1837 transitions. [2018-11-10 05:15:41,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1837 transitions. [2018-11-10 05:15:41,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 05:15:41,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 150 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 05:15:42,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:42,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1590 states and 1862 transitions. [2018-11-10 05:15:42,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1862 transitions. [2018-11-10 05:15:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 05:15:42,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:42,623 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 150 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 05:15:43,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:43,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1606 states and 1880 transitions. [2018-11-10 05:15:43,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1880 transitions. [2018-11-10 05:15:43,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 05:15:43,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:43,140 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 150 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 05:15:43,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:43,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1610 states and 1884 transitions. [2018-11-10 05:15:43,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1884 transitions. [2018-11-10 05:15:43,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 05:15:43,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:43,393 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 150 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 05:15:43,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:43,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1614 states and 1888 transitions. [2018-11-10 05:15:43,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 1888 transitions. [2018-11-10 05:15:43,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-10 05:15:43,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:43,681 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:15:43,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:43,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1626 states and 1899 transitions. [2018-11-10 05:15:43,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1899 transitions. [2018-11-10 05:15:43,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 05:15:43,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:43,856 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 05:15:43,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:43,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1631 states and 1903 transitions. [2018-11-10 05:15:43,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 1903 transitions. [2018-11-10 05:15:43,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-10 05:15:43,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:44,089 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-11-10 05:15:45,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:45,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1797 states and 2074 transitions. [2018-11-10 05:15:45,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2074 transitions. [2018-11-10 05:15:45,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-10 05:15:45,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:45,807 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-10 05:15:48,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:48,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 1860 states and 2141 transitions. [2018-11-10 05:15:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2141 transitions. [2018-11-10 05:15:48,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-10 05:15:48,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-10 05:15:48,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1864 states and 2145 transitions. [2018-11-10 05:15:48,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2145 transitions. [2018-11-10 05:15:48,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-10 05:15:48,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:49,591 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:15:51,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:51,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1882 states and 2164 transitions. [2018-11-10 05:15:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2164 transitions. [2018-11-10 05:15:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-10 05:15:51,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:15:52,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:52,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1937 states and 2217 transitions. [2018-11-10 05:15:52,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2217 transitions. [2018-11-10 05:15:52,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-10 05:15:52,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 217 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 05:15:52,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:52,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1938 states and 2217 transitions. [2018-11-10 05:15:52,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2217 transitions. [2018-11-10 05:15:52,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 05:15:52,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:53,396 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 05:15:56,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:56,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1983 states and 2267 transitions. [2018-11-10 05:15:56,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2267 transitions. [2018-11-10 05:15:56,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 05:15:56,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:56,472 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 05:15:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:15:57,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 2042 states and 2325 transitions. [2018-11-10 05:15:57,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2325 transitions. [2018-11-10 05:15:57,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 05:15:57,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:15:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:15:58,386 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 272 proven. 42 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 05:16:01,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 2126 states and 2423 transitions. [2018-11-10 05:16:01,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2423 transitions. [2018-11-10 05:16:01,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 05:16:01,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-10 05:16:01,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:01,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 2127 states and 2423 transitions. [2018-11-10 05:16:01,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2423 transitions. [2018-11-10 05:16:01,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 05:16:01,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:02,025 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 168 proven. 1 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-10 05:16:02,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:02,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2141 states and 2437 transitions. [2018-11-10 05:16:02,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2437 transitions. [2018-11-10 05:16:02,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 05:16:02,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:02,494 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 168 proven. 1 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-10 05:16:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:02,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 2155 states and 2450 transitions. [2018-11-10 05:16:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2450 transitions. [2018-11-10 05:16:02,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 05:16:02,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:02,845 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 168 proven. 1 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-10 05:16:03,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2168 states and 2464 transitions. [2018-11-10 05:16:03,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2464 transitions. [2018-11-10 05:16:03,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 05:16:03,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:03,179 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 168 proven. 1 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-10 05:16:03,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:03,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2183 states and 2479 transitions. [2018-11-10 05:16:03,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2479 transitions. [2018-11-10 05:16:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 05:16:03,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:03,783 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 168 proven. 1 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-10 05:16:05,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:05,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2216 states and 2513 transitions. [2018-11-10 05:16:05,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2513 transitions. [2018-11-10 05:16:05,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 05:16:05,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:05,453 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 168 proven. 1 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-10 05:16:05,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:05,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2217 states and 2513 transitions. [2018-11-10 05:16:05,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2513 transitions. [2018-11-10 05:16:05,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-10 05:16:05,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:05,672 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 05:16:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:06,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2252 states and 2548 transitions. [2018-11-10 05:16:06,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2548 transitions. [2018-11-10 05:16:06,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-10 05:16:06,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:06,135 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-10 05:16:06,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:06,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2253 states and 2548 transitions. [2018-11-10 05:16:06,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 2548 transitions. [2018-11-10 05:16:06,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-10 05:16:06,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:06,423 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-10 05:16:06,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:06,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2260 states and 2554 transitions. [2018-11-10 05:16:06,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 2554 transitions. [2018-11-10 05:16:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-10 05:16:06,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:06,752 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 05:16:07,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:07,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2321 states and 2614 transitions. [2018-11-10 05:16:07,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 2614 transitions. [2018-11-10 05:16:07,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 05:16:07,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:07,895 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 05:16:10,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:10,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2361 states and 2658 transitions. [2018-11-10 05:16:10,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 2658 transitions. [2018-11-10 05:16:10,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 05:16:10,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:10,232 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 05:16:12,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:12,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 2393 states and 2690 transitions. [2018-11-10 05:16:12,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 2690 transitions. [2018-11-10 05:16:12,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-10 05:16:12,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:12,672 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 05:16:14,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2432 states and 2733 transitions. [2018-11-10 05:16:14,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2733 transitions. [2018-11-10 05:16:14,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:16:14,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:16:15,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:15,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2483 states and 2790 transitions. [2018-11-10 05:16:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2790 transitions. [2018-11-10 05:16:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:16:15,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:15,685 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:16:15,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:15,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2496 states and 2802 transitions. [2018-11-10 05:16:15,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 2802 transitions. [2018-11-10 05:16:15,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:16:15,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:16,045 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:16:16,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 2509 states and 2818 transitions. [2018-11-10 05:16:16,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 2818 transitions. [2018-11-10 05:16:16,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:16:16,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:16,696 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:16:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:16,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2522 states and 2830 transitions. [2018-11-10 05:16:16,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 2830 transitions. [2018-11-10 05:16:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:16:16,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:16:17,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:17,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 2534 states and 2842 transitions. [2018-11-10 05:16:17,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 2842 transitions. [2018-11-10 05:16:17,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:16:17,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:17,451 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:16:17,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2545 states and 2852 transitions. [2018-11-10 05:16:17,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 2852 transitions. [2018-11-10 05:16:17,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:16:17,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:17,830 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:16:17,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2557 states and 2863 transitions. [2018-11-10 05:16:17,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 2863 transitions. [2018-11-10 05:16:17,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 05:16:17,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 242 proven. 26 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-10 05:16:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:18,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2584 states and 2889 transitions. [2018-11-10 05:16:18,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 2889 transitions. [2018-11-10 05:16:18,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 05:16:18,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:18,649 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 212 proven. 8 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 05:16:19,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2592 states and 2900 transitions. [2018-11-10 05:16:19,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 2900 transitions. [2018-11-10 05:16:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 05:16:19,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:19,573 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 212 proven. 8 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 05:16:19,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:19,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2605 states and 2912 transitions. [2018-11-10 05:16:19,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 2912 transitions. [2018-11-10 05:16:19,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 05:16:19,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 212 proven. 8 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 05:16:20,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:20,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2610 states and 2915 transitions. [2018-11-10 05:16:20,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 2915 transitions. [2018-11-10 05:16:20,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 05:16:20,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:20,546 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 212 proven. 8 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 05:16:21,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:21,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2626 states and 2930 transitions. [2018-11-10 05:16:21,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 2930 transitions. [2018-11-10 05:16:21,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 05:16:21,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:21,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:21,115 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 212 proven. 8 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 05:16:21,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:21,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2632 states and 2935 transitions. [2018-11-10 05:16:21,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 2935 transitions. [2018-11-10 05:16:21,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-10 05:16:21,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2018-11-10 05:16:21,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:21,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2634 states and 2937 transitions. [2018-11-10 05:16:21,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 2937 transitions. [2018-11-10 05:16:21,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-10 05:16:21,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:21,777 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2018-11-10 05:16:21,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:21,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2635 states and 2937 transitions. [2018-11-10 05:16:21,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2635 states and 2937 transitions. [2018-11-10 05:16:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-10 05:16:21,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:22,095 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 248 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-10 05:16:22,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:22,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 2640 states and 2942 transitions. [2018-11-10 05:16:22,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 2942 transitions. [2018-11-10 05:16:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-10 05:16:22,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:22,659 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 248 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-10 05:16:22,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:22,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2675 states and 2977 transitions. [2018-11-10 05:16:22,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2675 states and 2977 transitions. [2018-11-10 05:16:22,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-10 05:16:22,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:22,891 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 248 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-10 05:16:23,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 2701 states and 3002 transitions. [2018-11-10 05:16:23,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 3002 transitions. [2018-11-10 05:16:23,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-10 05:16:23,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:23,416 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 544 proven. 7 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-10 05:16:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:24,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 2741 states and 3046 transitions. [2018-11-10 05:16:24,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3046 transitions. [2018-11-10 05:16:24,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-10 05:16:24,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:24,826 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 544 proven. 7 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-10 05:16:25,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:25,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 2747 states and 3051 transitions. [2018-11-10 05:16:25,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2747 states and 3051 transitions. [2018-11-10 05:16:25,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-10 05:16:25,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 544 proven. 7 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-10 05:16:25,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:25,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 2751 states and 3056 transitions. [2018-11-10 05:16:25,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 3056 transitions. [2018-11-10 05:16:25,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-10 05:16:25,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:25,778 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 544 proven. 7 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-10 05:16:26,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 2755 states and 3059 transitions. [2018-11-10 05:16:26,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3059 transitions. [2018-11-10 05:16:26,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-10 05:16:26,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:26,199 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 544 proven. 7 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-10 05:16:26,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:26,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 2790 states and 3094 transitions. [2018-11-10 05:16:26,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 3094 transitions. [2018-11-10 05:16:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-10 05:16:26,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:26,712 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 544 proven. 7 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-10 05:16:27,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:27,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 2796 states and 3099 transitions. [2018-11-10 05:16:27,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 3099 transitions. [2018-11-10 05:16:27,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-11-10 05:16:27,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:16:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:16:27,170 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 292 proven. 12 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2018-11-10 05:16:27,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:16:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 2515 states and 2787 transitions. [2018-11-10 05:16:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 2787 transitions. [2018-11-10 05:16:27,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:16:27,380 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 137 iterations. [2018-11-10 05:16:27,386 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:16:27,500 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 24 [2018-11-10 05:16:27,602 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 24 [2018-11-10 05:16:27,768 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 24 [2018-11-10 05:16:27,907 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 24 [2018-11-10 05:16:28,012 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 24 [2018-11-10 05:16:28,368 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 24 [2018-11-10 05:16:28,474 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 24 [2018-11-10 05:16:29,081 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 24 [2018-11-10 05:16:29,189 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 24 [2018-11-10 05:16:29,291 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 24 [2018-11-10 05:16:29,473 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 24 [2018-11-10 05:16:29,589 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 24 [2018-11-10 05:16:30,028 WARN L179 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 47 [2018-11-10 05:16:30,521 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 24 [2018-11-10 05:16:30,694 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 24 [2018-11-10 05:16:31,310 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 24 [2018-11-10 05:16:31,563 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 24 [2018-11-10 05:16:31,850 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 24 [2018-11-10 05:16:32,293 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 24 [2018-11-10 05:16:32,395 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 24 [2018-11-10 05:16:32,557 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 24 [2018-11-10 05:16:32,852 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 24 [2018-11-10 05:16:33,188 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 24 [2018-11-10 05:16:33,368 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 24 [2018-11-10 05:16:33,472 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 24 [2018-11-10 05:16:33,597 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 24 [2018-11-10 05:16:34,015 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 24 [2018-11-10 05:16:34,015 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:16:34,017 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-11-10 05:16:34,022 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-11-10 05:16:34,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:16:34 ImpRootNode [2018-11-10 05:16:34,024 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:16:34,024 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:16:34,024 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:16:34,024 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:16:34,034 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:15:12" (3/4) ... [2018-11-10 05:16:34,037 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:16:34,053 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-10 05:16:34,054 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-10 05:16:34,055 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-10 05:16:34,056 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 05:16:34,152 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1a847714-fbd3-4cdd-bd3e-c4b62daa5b82/bin-2019/ukojak/witness.graphml [2018-11-10 05:16:34,152 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:16:34,153 INFO L168 Benchmark]: Toolchain (without parser) took 83709.80 ms. Allocated memory was 1.0 GB in the beginning and 3.4 GB in the end (delta: 2.4 GB). Free memory was 946.8 MB in the beginning and 3.2 GB in the end (delta: -2.3 GB). Peak memory consumption was 121.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:16:34,154 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:16:34,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.87 ms. Allocated memory is still 1.0 GB. Free memory was 946.8 MB in the beginning and 917.3 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:16:34,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 917.3 MB in the beginning and 1.2 GB in the end (delta: -232.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:16:34,154 INFO L168 Benchmark]: Boogie Preprocessor took 40.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:16:34,155 INFO L168 Benchmark]: RCFGBuilder took 1461.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.1 MB in the end (delta: 241.8 MB). Peak memory consumption was 241.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:16:34,155 INFO L168 Benchmark]: CodeCheck took 81617.32 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 905.1 MB in the beginning and 3.2 GB in the end (delta: -2.3 GB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-11-10 05:16:34,155 INFO L168 Benchmark]: Witness Printer took 128.25 ms. Allocated memory is still 3.4 GB. Free memory was 3.2 GB in the beginning and 3.2 GB in the end (delta: 90.5 kB). Peak memory consumption was 90.5 kB. Max. memory is 11.5 GB. [2018-11-10 05:16:34,157 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, 228 locations, 1 error locations. SAFE Result, 74.9s OverallTime, 137 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 872448512 SDtfs, -941168404 SDslu, -1610379264 SDs, 0 SdLazy, -1908112878 SolverSat, -1437560158 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 430.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 182267 GetRequests, 179837 SyntacticMatches, 1420 SemanticMatches, 1010 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 723497 ImplicationChecksByTransitivity, 57.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 27929 NumberOfCodeBlocks, 27929 NumberOfCodeBlocksAsserted, 136 NumberOfCheckSat, 27793 ConstructedInterpolants, 0 QuantifiedInterpolants, 18090701 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 136 InterpolantComputations, 99 PerfectInterpolantSequences, 29750/30016 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: 499]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((a28 == 7 && !(a11 == 1)) || (a19 == 1 && !(a11 == 1))) || (a25 == 1 && !(a11 == 1))) || a17 == 8) || (a11 == 1 && !(a17 == 9))) || (!(a19 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((a17 == 8 || (a25 == 1 && !(a11 == 1))) || (a28 == 7 && !(a11 == 1))) || (!(a19 == 1) && a11 == 1)) || (a19 == 1 && !(a11 == 1))) || (a11 == 1 && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 363.87 ms. Allocated memory is still 1.0 GB. Free memory was 946.8 MB in the beginning and 917.3 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 917.3 MB in the beginning and 1.2 GB in the end (delta: -232.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1461.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.1 MB in the end (delta: 241.8 MB). Peak memory consumption was 241.8 MB. Max. memory is 11.5 GB. * CodeCheck took 81617.32 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 905.1 MB in the beginning and 3.2 GB in the end (delta: -2.3 GB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. * Witness Printer took 128.25 ms. Allocated memory is still 3.4 GB. Free memory was 3.2 GB in the beginning and 3.2 GB in the end (delta: 90.5 kB). Peak memory consumption was 90.5 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...