./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label49_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_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/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 083cea80584760e424718c2c8c78f2ce2da05adc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 05:33:09,845 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:33:09,846 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:33:09,852 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:33:09,852 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:33:09,853 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:33:09,854 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:33:09,855 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:33:09,856 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:33:09,857 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:33:09,857 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:33:09,858 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:33:09,858 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:33:09,859 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:33:09,860 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:33:09,860 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:33:09,861 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:33:09,862 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:33:09,864 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:33:09,865 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:33:09,865 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:33:09,866 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:33:09,868 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:33:09,868 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:33:09,868 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:33:09,869 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:33:09,870 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:33:09,870 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:33:09,871 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:33:09,872 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:33:09,872 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:33:09,873 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:33:09,873 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:33:09,873 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:33:09,874 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:33:09,874 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:33:09,875 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:33:09,884 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:33:09,884 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:33:09,885 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:33:09,885 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:33:09,886 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:33:09,886 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:33:09,886 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:33:09,886 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:33:09,886 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:33:09,890 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:33:09,890 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:33:09,890 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:33:09,890 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:33:09,890 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:33:09,891 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:33:09,891 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:33:09,891 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:33:09,891 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:33:09,891 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:33:09,891 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:33:09,891 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:33:09,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:33:09,892 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:33:09,892 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:33:09,892 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:33:09,892 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:33:09,892 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:33:09,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:33:09,893 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_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/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 -> 083cea80584760e424718c2c8c78f2ce2da05adc [2018-11-10 05:33:09,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:33:09,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:33:09,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:33:09,928 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:33:09,928 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:33:09,929 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c [2018-11-10 05:33:09,967 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/data/79665483c/e22de488c6ff40b7b4c4afe900858638/FLAG065e8087f [2018-11-10 05:33:10,426 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:33:10,426 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/sv-benchmarks/c/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c [2018-11-10 05:33:10,439 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/data/79665483c/e22de488c6ff40b7b4c4afe900858638/FLAG065e8087f [2018-11-10 05:33:10,450 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/data/79665483c/e22de488c6ff40b7b4c4afe900858638 [2018-11-10 05:33:10,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:33:10,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:33:10,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:33:10,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:33:10,456 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:33:10,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12305cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10, skipping insertion in model container [2018-11-10 05:33:10,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:33:10,500 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:33:10,738 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:33:10,742 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:33:10,806 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:33:10,816 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:33:10,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10 WrapperNode [2018-11-10 05:33:10,816 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:33:10,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:33:10,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:33:10,817 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:33:10,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:33:10,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:33:10,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:33:10,922 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:33:10,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10" (1/1) ... [2018-11-10 05:33:10,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:33:10,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:33:10,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:33:10,965 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:33:10,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/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 05:33:11,014 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 05:33:11,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:33:11,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:33:12,407 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:33:12,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:33:12 BoogieIcfgContainer [2018-11-10 05:33:12,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:33:12,408 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:33:12,409 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:33:12,416 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:33:12,416 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:33:12" (1/1) ... [2018-11-10 05:33:12,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:33:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:12,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 05:33:12,452 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 05:33:12,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 05:33:12,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:12,755 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 05:33:13,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:13,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 147 states and 222 transitions. [2018-11-10 05:33:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 222 transitions. [2018-11-10 05:33:13,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 05:33:13,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:13,266 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 05:33:13,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:13,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 218 states and 316 transitions. [2018-11-10 05:33:13,664 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 316 transitions. [2018-11-10 05:33:13,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-10 05:33:13,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:13,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:13,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 224 states and 327 transitions. [2018-11-10 05:33:13,834 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 327 transitions. [2018-11-10 05:33:13,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 05:33:13,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:13,946 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:14,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:14,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 294 states and 400 transitions. [2018-11-10 05:33:14,508 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 400 transitions. [2018-11-10 05:33:14,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 05:33:14,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:14,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:14,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 297 states and 404 transitions. [2018-11-10 05:33:14,568 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 404 transitions. [2018-11-10 05:33:14,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 05:33:14,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:14,615 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:14,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:14,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 309 states and 421 transitions. [2018-11-10 05:33:14,814 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 421 transitions. [2018-11-10 05:33:14,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 05:33:14,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:15,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:15,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 322 states and 439 transitions. [2018-11-10 05:33:15,133 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 439 transitions. [2018-11-10 05:33:15,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 05:33:15,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:15,178 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:15,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:15,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 323 states and 441 transitions. [2018-11-10 05:33:15,290 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 441 transitions. [2018-11-10 05:33:15,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 05:33:15,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:15,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:15,378 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:15,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:15,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 338 states and 461 transitions. [2018-11-10 05:33:15,772 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 461 transitions. [2018-11-10 05:33:15,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 05:33:15,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:15,789 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:33:15,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:15,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 339 states and 463 transitions. [2018-11-10 05:33:15,879 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 463 transitions. [2018-11-10 05:33:15,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 05:33:15,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:15,898 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:33:16,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:16,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 340 states and 465 transitions. [2018-11-10 05:33:16,005 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 465 transitions. [2018-11-10 05:33:16,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 05:33:16,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:16,091 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:16,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:16,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 351 states and 478 transitions. [2018-11-10 05:33:16,725 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 478 transitions. [2018-11-10 05:33:16,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 05:33:16,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:16,747 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:33:16,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:16,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 365 states and 495 transitions. [2018-11-10 05:33:16,979 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 495 transitions. [2018-11-10 05:33:16,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 05:33:16,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:16,994 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:17,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:17,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 383 states and 517 transitions. [2018-11-10 05:33:17,384 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 517 transitions. [2018-11-10 05:33:17,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 05:33:17,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:17,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:17,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 391 states and 527 transitions. [2018-11-10 05:33:17,573 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 527 transitions. [2018-11-10 05:33:17,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 05:33:17,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:17,591 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:17,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:17,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 392 states and 528 transitions. [2018-11-10 05:33:17,604 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 528 transitions. [2018-11-10 05:33:17,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 05:33:17,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:17,625 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:33:17,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:17,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 399 states and 535 transitions. [2018-11-10 05:33:17,749 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 535 transitions. [2018-11-10 05:33:17,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 05:33:17,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:17,816 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 05:33:18,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:18,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 414 states and 554 transitions. [2018-11-10 05:33:18,126 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 554 transitions. [2018-11-10 05:33:18,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 05:33:18,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:18,150 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:18,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 415 states and 556 transitions. [2018-11-10 05:33:18,161 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 556 transitions. [2018-11-10 05:33:18,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 05:33:18,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:18,222 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 05:33:18,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:18,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 423 states and 565 transitions. [2018-11-10 05:33:18,382 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 565 transitions. [2018-11-10 05:33:18,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 05:33:18,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:18,445 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 05:33:18,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:18,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 437 states and 584 transitions. [2018-11-10 05:33:18,706 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 584 transitions. [2018-11-10 05:33:18,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 05:33:18,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:18,728 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:18,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:18,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 438 states and 586 transitions. [2018-11-10 05:33:18,740 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 586 transitions. [2018-11-10 05:33:18,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 05:33:18,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:18,768 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:33:19,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:19,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 453 states and 603 transitions. [2018-11-10 05:33:19,111 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 603 transitions. [2018-11-10 05:33:19,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 05:33:19,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:33:19,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:19,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 455 states and 604 transitions. [2018-11-10 05:33:19,251 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 604 transitions. [2018-11-10 05:33:19,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 05:33:19,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:19,277 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:33:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 456 states and 606 transitions. [2018-11-10 05:33:19,306 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 606 transitions. [2018-11-10 05:33:19,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 05:33:19,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:19,327 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 05:33:19,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:19,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 457 states and 608 transitions. [2018-11-10 05:33:19,435 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 608 transitions. [2018-11-10 05:33:19,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 05:33:19,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:19,467 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:19,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:19,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 474 states and 627 transitions. [2018-11-10 05:33:19,935 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 627 transitions. [2018-11-10 05:33:19,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 05:33:19,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:20,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 485 states and 638 transitions. [2018-11-10 05:33:20,962 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 638 transitions. [2018-11-10 05:33:20,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 05:33:20,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:20,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:20,982 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:33:20,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 487 states and 640 transitions. [2018-11-10 05:33:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 640 transitions. [2018-11-10 05:33:21,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 05:33:21,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:21,170 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:21,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 558 states and 722 transitions. [2018-11-10 05:33:21,726 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 722 transitions. [2018-11-10 05:33:21,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-10 05:33:21,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:21,747 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:33:21,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:21,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 563 states and 727 transitions. [2018-11-10 05:33:21,783 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 727 transitions. [2018-11-10 05:33:21,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 05:33:21,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:21,803 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 05:33:21,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:21,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 564 states and 728 transitions. [2018-11-10 05:33:21,941 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 728 transitions. [2018-11-10 05:33:21,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 05:33:21,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:21,963 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:33:21,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:21,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 569 states and 733 transitions. [2018-11-10 05:33:21,996 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 733 transitions. [2018-11-10 05:33:21,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 05:33:21,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:22,040 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:33:22,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:22,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 574 states and 738 transitions. [2018-11-10 05:33:22,076 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 738 transitions. [2018-11-10 05:33:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 05:33:22,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:33:22,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:22,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 582 states and 746 transitions. [2018-11-10 05:33:22,136 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 746 transitions. [2018-11-10 05:33:22,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 05:33:22,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:22,161 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:33:22,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:22,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 583 states and 747 transitions. [2018-11-10 05:33:22,196 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 747 transitions. [2018-11-10 05:33:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 05:33:22,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:22,218 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:33:22,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:22,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 596 states and 760 transitions. [2018-11-10 05:33:22,294 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 760 transitions. [2018-11-10 05:33:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 05:33:22,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:22,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:22,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 606 states and 774 transitions. [2018-11-10 05:33:22,703 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 774 transitions. [2018-11-10 05:33:22,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 05:33:22,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:22,726 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:33:22,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:22,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 607 states and 775 transitions. [2018-11-10 05:33:22,745 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 775 transitions. [2018-11-10 05:33:22,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:33:22,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:22,833 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:23,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:23,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 611 states and 782 transitions. [2018-11-10 05:33:23,123 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 782 transitions. [2018-11-10 05:33:23,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:33:23,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:23,143 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:23,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:23,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 615 states and 788 transitions. [2018-11-10 05:33:23,255 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 788 transitions. [2018-11-10 05:33:23,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-10 05:33:23,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:23,280 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:23,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:23,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 638 states and 815 transitions. [2018-11-10 05:33:23,372 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 815 transitions. [2018-11-10 05:33:23,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 05:33:23,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:23,402 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:23,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:23,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 641 states and 818 transitions. [2018-11-10 05:33:23,436 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 818 transitions. [2018-11-10 05:33:23,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 05:33:23,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:23,456 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:23,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:23,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 643 states and 821 transitions. [2018-11-10 05:33:23,574 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 821 transitions. [2018-11-10 05:33:23,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 05:33:23,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:23,592 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:23,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:23,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 644 states and 821 transitions. [2018-11-10 05:33:23,609 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 821 transitions. [2018-11-10 05:33:23,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 05:33:23,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:23,893 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 05:33:24,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 654 states and 843 transitions. [2018-11-10 05:33:24,703 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 843 transitions. [2018-11-10 05:33:24,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 05:33:24,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:24,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:24,742 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:33:25,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 659 states and 856 transitions. [2018-11-10 05:33:25,037 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 856 transitions. [2018-11-10 05:33:25,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 05:33:25,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:25,067 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:33:25,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:25,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 677 states and 878 transitions. [2018-11-10 05:33:25,537 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 878 transitions. [2018-11-10 05:33:25,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 05:33:25,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:25,574 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:33:25,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:25,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 702 states and 903 transitions. [2018-11-10 05:33:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 903 transitions. [2018-11-10 05:33:25,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 05:33:25,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:25,694 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-10 05:33:25,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:25,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 707 states and 916 transitions. [2018-11-10 05:33:25,966 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 916 transitions. [2018-11-10 05:33:25,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 05:33:25,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:25,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:26,046 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 05:33:26,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:26,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 776 states and 996 transitions. [2018-11-10 05:33:26,860 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 996 transitions. [2018-11-10 05:33:26,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 05:33:26,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:26,918 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 05:33:27,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:27,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 841 states and 1063 transitions. [2018-11-10 05:33:27,330 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1063 transitions. [2018-11-10 05:33:27,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 05:33:27,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:33:27,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:27,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 847 states and 1073 transitions. [2018-11-10 05:33:27,573 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1073 transitions. [2018-11-10 05:33:27,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-10 05:33:27,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:27,596 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:33:27,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 854 states and 1087 transitions. [2018-11-10 05:33:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1087 transitions. [2018-11-10 05:33:27,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-10 05:33:27,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:27,905 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 05:33:28,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:28,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 868 states and 1102 transitions. [2018-11-10 05:33:28,175 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1102 transitions. [2018-11-10 05:33:28,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 05:33:28,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 05:33:28,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:28,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 882 states and 1117 transitions. [2018-11-10 05:33:28,295 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1117 transitions. [2018-11-10 05:33:28,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 05:33:28,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:28,335 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-10 05:33:28,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:28,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 899 states and 1138 transitions. [2018-11-10 05:33:28,627 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1138 transitions. [2018-11-10 05:33:28,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 05:33:28,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-10 05:33:28,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:28,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 900 states and 1143 transitions. [2018-11-10 05:33:28,841 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1143 transitions. [2018-11-10 05:33:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 05:33:28,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:29,792 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 05:33:30,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 923 states and 1169 transitions. [2018-11-10 05:33:30,755 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1169 transitions. [2018-11-10 05:33:30,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 05:33:30,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:30,791 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 05:33:30,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:30,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 926 states and 1172 transitions. [2018-11-10 05:33:30,824 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1172 transitions. [2018-11-10 05:33:30,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-10 05:33:30,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:31,276 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:33:33,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:33,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1024 states and 1293 transitions. [2018-11-10 05:33:33,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1293 transitions. [2018-11-10 05:33:33,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 05:33:33,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:33,856 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-10 05:33:34,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:34,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 1038 states and 1316 transitions. [2018-11-10 05:33:34,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1316 transitions. [2018-11-10 05:33:34,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 05:33:34,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:34,402 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:33:35,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:35,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1074 states and 1362 transitions. [2018-11-10 05:33:35,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1362 transitions. [2018-11-10 05:33:35,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 05:33:35,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 05:33:38,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:38,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1111 states and 1404 transitions. [2018-11-10 05:33:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1404 transitions. [2018-11-10 05:33:38,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 05:33:38,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:39,042 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 05:33:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1123 states and 1419 transitions. [2018-11-10 05:33:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1419 transitions. [2018-11-10 05:33:40,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 05:33:40,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:40,321 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-10 05:33:41,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:41,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1148 states and 1451 transitions. [2018-11-10 05:33:41,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1451 transitions. [2018-11-10 05:33:41,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-10 05:33:41,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:41,264 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 158 proven. 9 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 05:33:41,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:41,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1158 states and 1465 transitions. [2018-11-10 05:33:41,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1465 transitions. [2018-11-10 05:33:41,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:33:41,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:33:42,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:42,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1192 states and 1505 transitions. [2018-11-10 05:33:42,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1505 transitions. [2018-11-10 05:33:42,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:33:42,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:42,172 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:33:42,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:42,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1193 states and 1507 transitions. [2018-11-10 05:33:42,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1507 transitions. [2018-11-10 05:33:42,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:33:42,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:42,435 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:33:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:42,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1194 states and 1513 transitions. [2018-11-10 05:33:42,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1513 transitions. [2018-11-10 05:33:42,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:33:42,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:42,729 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:33:42,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:42,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1195 states and 1516 transitions. [2018-11-10 05:33:42,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1516 transitions. [2018-11-10 05:33:42,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 05:33:42,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:43,040 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 05:33:44,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:44,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1267 states and 1598 transitions. [2018-11-10 05:33:44,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1598 transitions. [2018-11-10 05:33:44,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-10 05:33:44,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:44,172 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 05:33:44,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:44,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1268 states and 1598 transitions. [2018-11-10 05:33:44,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1598 transitions. [2018-11-10 05:33:44,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-10 05:33:44,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:44,240 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-10 05:33:44,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:44,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1271 states and 1601 transitions. [2018-11-10 05:33:44,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1601 transitions. [2018-11-10 05:33:44,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-10 05:33:44,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:44,309 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 05:33:44,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:44,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1278 states and 1607 transitions. [2018-11-10 05:33:44,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1607 transitions. [2018-11-10 05:33:44,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-10 05:33:44,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:44,587 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-10 05:33:45,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:45,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1291 states and 1621 transitions. [2018-11-10 05:33:45,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1621 transitions. [2018-11-10 05:33:45,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-10 05:33:45,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:45,528 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 244 proven. 27 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-10 05:33:46,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:46,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1292 states and 1626 transitions. [2018-11-10 05:33:46,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1626 transitions. [2018-11-10 05:33:46,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-10 05:33:46,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:46,510 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 171 proven. 11 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-10 05:33:48,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:48,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1370 states and 1712 transitions. [2018-11-10 05:33:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1712 transitions. [2018-11-10 05:33:48,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 05:33:48,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:48,490 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-11-10 05:33:49,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:49,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1393 states and 1745 transitions. [2018-11-10 05:33:49,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1745 transitions. [2018-11-10 05:33:49,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-10 05:33:49,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 05:33:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1417 states and 1771 transitions. [2018-11-10 05:33:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1771 transitions. [2018-11-10 05:33:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-10 05:33:50,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:50,519 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-10 05:33:51,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:51,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1475 states and 1832 transitions. [2018-11-10 05:33:51,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1832 transitions. [2018-11-10 05:33:51,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 05:33:51,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 186 proven. 4 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-11-10 05:33:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:53,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1542 states and 1912 transitions. [2018-11-10 05:33:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1912 transitions. [2018-11-10 05:33:53,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-10 05:33:53,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-10 05:33:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:53,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1543 states and 1916 transitions. [2018-11-10 05:33:53,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1916 transitions. [2018-11-10 05:33:53,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-10 05:33:53,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-10 05:33:54,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:54,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1600 states and 1982 transitions. [2018-11-10 05:33:54,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 1982 transitions. [2018-11-10 05:33:54,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-10 05:33:54,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:55,381 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 276 proven. 10 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-10 05:33:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:56,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1619 states and 2002 transitions. [2018-11-10 05:33:56,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 2002 transitions. [2018-11-10 05:33:56,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-10 05:33:56,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:56,610 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-10 05:33:56,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:56,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1622 states and 2005 transitions. [2018-11-10 05:33:56,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2005 transitions. [2018-11-10 05:33:56,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-10 05:33:56,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:56,910 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-10 05:33:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:57,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1633 states and 2017 transitions. [2018-11-10 05:33:57,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2017 transitions. [2018-11-10 05:33:57,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-10 05:33:57,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:57,461 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-10 05:33:57,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:57,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1644 states and 2027 transitions. [2018-11-10 05:33:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 2027 transitions. [2018-11-10 05:33:57,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-10 05:33:57,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-10 05:33:57,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:57,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1669 states and 2051 transitions. [2018-11-10 05:33:57,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2051 transitions. [2018-11-10 05:33:57,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-10 05:33:57,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:57,965 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-10 05:33:59,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:33:59,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1751 states and 2165 transitions. [2018-11-10 05:33:59,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2165 transitions. [2018-11-10 05:33:59,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-10 05:33:59,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:33:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:59,824 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-10 05:34:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:00,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 1752 states and 2169 transitions. [2018-11-10 05:34:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2169 transitions. [2018-11-10 05:34:00,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-10 05:34:00,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:00,254 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-10 05:34:00,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:00,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1753 states and 2173 transitions. [2018-11-10 05:34:00,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2173 transitions. [2018-11-10 05:34:00,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-10 05:34:00,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:00,585 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-10 05:34:02,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:02,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1831 states and 2270 transitions. [2018-11-10 05:34:02,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2270 transitions. [2018-11-10 05:34:02,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-10 05:34:02,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:02,434 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 171 proven. 4 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 05:34:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:02,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1832 states and 2270 transitions. [2018-11-10 05:34:02,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2270 transitions. [2018-11-10 05:34:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 05:34:02,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-10 05:34:03,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:03,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1839 states and 2278 transitions. [2018-11-10 05:34:03,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2278 transitions. [2018-11-10 05:34:03,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 05:34:03,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:03,516 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-11-10 05:34:04,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:04,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1851 states and 2297 transitions. [2018-11-10 05:34:04,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2297 transitions. [2018-11-10 05:34:04,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 05:34:04,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:04,358 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-11-10 05:34:04,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:04,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1859 states and 2304 transitions. [2018-11-10 05:34:04,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2304 transitions. [2018-11-10 05:34:04,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-10 05:34:04,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:05,410 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-10 05:34:07,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:07,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1895 states and 2349 transitions. [2018-11-10 05:34:07,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2349 transitions. [2018-11-10 05:34:07,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 05:34:07,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:08,180 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 193 proven. 13 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-10 05:34:09,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:09,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 1903 states and 2357 transitions. [2018-11-10 05:34:09,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2357 transitions. [2018-11-10 05:34:09,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 05:34:09,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:09,087 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 352 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-10 05:34:10,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:10,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1910 states and 2371 transitions. [2018-11-10 05:34:10,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2371 transitions. [2018-11-10 05:34:10,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 05:34:10,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:10,441 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-10 05:34:12,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 1940 states and 2403 transitions. [2018-11-10 05:34:12,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2403 transitions. [2018-11-10 05:34:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 05:34:12,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:12,445 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-10 05:34:12,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:12,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1941 states and 2404 transitions. [2018-11-10 05:34:12,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2404 transitions. [2018-11-10 05:34:12,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-10 05:34:12,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:12,798 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 403 proven. 5 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-10 05:34:13,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:13,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1947 states and 2421 transitions. [2018-11-10 05:34:13,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 2421 transitions. [2018-11-10 05:34:13,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-10 05:34:13,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:13,728 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-11-10 05:34:13,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:13,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 1967 states and 2441 transitions. [2018-11-10 05:34:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 2441 transitions. [2018-11-10 05:34:13,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-10 05:34:13,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:14,001 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 05:34:14,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:14,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1977 states and 2454 transitions. [2018-11-10 05:34:14,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2454 transitions. [2018-11-10 05:34:14,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-10 05:34:14,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:14,850 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 05:34:15,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:15,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 1980 states and 2455 transitions. [2018-11-10 05:34:15,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2455 transitions. [2018-11-10 05:34:15,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-10 05:34:15,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:15,284 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 05:34:15,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:15,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 1981 states and 2455 transitions. [2018-11-10 05:34:15,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2455 transitions. [2018-11-10 05:34:15,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-10 05:34:15,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:15,519 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-10 05:34:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:15,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2022 states and 2496 transitions. [2018-11-10 05:34:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 2496 transitions. [2018-11-10 05:34:15,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-10 05:34:15,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:15,856 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-10 05:34:16,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:16,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2065 states and 2540 transitions. [2018-11-10 05:34:16,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2540 transitions. [2018-11-10 05:34:16,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-10 05:34:16,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:16,737 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-10 05:34:17,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:17,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2067 states and 2541 transitions. [2018-11-10 05:34:17,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2541 transitions. [2018-11-10 05:34:17,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-10 05:34:17,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:17,190 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-10 05:34:19,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:19,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2100 states and 2578 transitions. [2018-11-10 05:34:19,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2578 transitions. [2018-11-10 05:34:19,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-10 05:34:19,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-10 05:34:20,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:20,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2119 states and 2599 transitions. [2018-11-10 05:34:20,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2599 transitions. [2018-11-10 05:34:20,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 05:34:20,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:20,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:20,597 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-10 05:34:21,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:21,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 2189 states and 2670 transitions. [2018-11-10 05:34:21,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 2670 transitions. [2018-11-10 05:34:21,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 05:34:21,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:21,414 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-10 05:34:21,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:21,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 2254 states and 2736 transitions. [2018-11-10 05:34:21,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2736 transitions. [2018-11-10 05:34:21,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 05:34:21,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:21,988 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-10 05:34:22,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:22,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2295 states and 2776 transitions. [2018-11-10 05:34:22,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2776 transitions. [2018-11-10 05:34:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 05:34:22,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-10 05:34:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:22,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2302 states and 2781 transitions. [2018-11-10 05:34:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 2781 transitions. [2018-11-10 05:34:22,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-10 05:34:22,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:23,492 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 93 proven. 324 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 05:34:26,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:26,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 2405 states and 2891 transitions. [2018-11-10 05:34:26,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2891 transitions. [2018-11-10 05:34:26,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-10 05:34:26,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:34:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:34:26,445 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 182 proven. 436 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-10 05:34:27,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:34:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2358 states and 2844 transitions. [2018-11-10 05:34:27,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2844 transitions. [2018-11-10 05:34:27,263 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:34:27,263 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 119 iterations. [2018-11-10 05:34:27,270 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:34:27,553 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 16 [2018-11-10 05:34:28,159 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 16 [2018-11-10 05:34:29,921 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 16 [2018-11-10 05:34:30,734 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 16 [2018-11-10 05:34:32,421 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:34:32,423 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-11-10 05:34:32,427 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-11-10 05:34:32,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:34:32 ImpRootNode [2018-11-10 05:34:32,428 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:34:32,428 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:34:32,428 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:34:32,429 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:34:32,429 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:33:12" (3/4) ... [2018-11-10 05:34:32,432 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:34:32,448 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-10 05:34:32,448 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 05:34:32,449 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 05:34:32,450 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 05:34:32,534 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e08d0bb1-3c6a-4f26-a63e-53f94d12b728/bin-2019/ukojak/witness.graphml [2018-11-10 05:34:32,534 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:34:32,534 INFO L168 Benchmark]: Toolchain (without parser) took 82081.45 ms. Allocated memory was 1.0 GB in the beginning and 3.0 GB in the end (delta: 2.0 GB). Free memory was 951.2 MB in the beginning and 1.6 GB in the end (delta: -644.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-10 05:34:32,535 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:34:32,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.30 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 921.7 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:34:32,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -203.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:34:32,536 INFO L168 Benchmark]: Boogie Preprocessor took 42.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:34:32,536 INFO L168 Benchmark]: RCFGBuilder took 1442.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.9 MB in the end (delta: 225.9 MB). Peak memory consumption was 225.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:34:32,536 INFO L168 Benchmark]: CodeCheck took 80019.68 ms. Allocated memory was 1.2 GB in the beginning and 3.0 GB in the end (delta: 1.9 GB). Free memory was 890.9 MB in the beginning and 1.6 GB in the end (delta: -744.7 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-10 05:34:32,537 INFO L168 Benchmark]: Witness Printer took 105.47 ms. Allocated memory is still 3.0 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:34:32,542 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, 199 locations, 1 error locations. SAFE Result, 74.8s OverallTime, 119 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1393197728 SDtfs, -73614852 SDslu, 697307676 SDs, 0 SdLazy, 1501085754 SolverSat, 1569802954 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 330.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137388 GetRequests, 135104 SyntacticMatches, 1300 SemanticMatches, 984 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644186 ImplicationChecksByTransitivity, 59.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 20815 NumberOfCodeBlocks, 20815 NumberOfCodeBlocksAsserted, 118 NumberOfCheckSat, 20697 ConstructedInterpolants, 0 QuantifiedInterpolants, 14022768 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 118 InterpolantComputations, 104 PerfectInterpolantSequences, 22725/23716 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: 497]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((!(a17 == 1) || !(a20 == 1)) || !(a16 == 6)) || !(a8 == 14) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((!(a8 == 14) || !(a20 == 1)) || !(a17 == 1)) || !(a16 == 6) * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.30 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 921.7 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 105.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -203.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1442.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.9 MB in the end (delta: 225.9 MB). Peak memory consumption was 225.9 MB. Max. memory is 11.5 GB. * CodeCheck took 80019.68 ms. Allocated memory was 1.2 GB in the beginning and 3.0 GB in the end (delta: 1.9 GB). Free memory was 890.9 MB in the beginning and 1.6 GB in the end (delta: -744.7 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * Witness Printer took 105.47 ms. Allocated memory is still 3.0 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...