./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/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 e1af67db67a88433de1a31e57b46e50dcbb6e7d8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:47:10,865 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:47:10,867 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:47:10,875 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:47:10,875 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:47:10,876 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:47:10,877 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:47:10,878 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:47:10,879 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:47:10,882 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:47:10,882 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:47:10,883 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:47:10,883 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:47:10,884 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:47:10,885 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:47:10,885 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:47:10,886 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:47:10,887 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:47:10,888 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:47:10,889 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:47:10,890 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:47:10,891 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:47:10,892 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:47:10,893 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:47:10,893 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:47:10,894 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:47:10,895 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:47:10,895 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:47:10,896 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:47:10,896 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:47:10,897 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:47:10,897 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:47:10,898 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:47:10,898 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:47:10,899 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:47:10,899 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:47:10,900 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:47:10,910 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:47:10,910 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:47:10,911 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:47:10,911 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:47:10,912 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:47:10,912 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:47:10,912 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:47:10,912 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:47:10,912 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:47:10,912 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:47:10,912 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:47:10,913 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:47:10,913 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:47:10,913 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:47:10,913 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:47:10,913 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:47:10,913 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:47:10,916 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:47:10,916 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:47:10,916 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:47:10,916 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:47:10,917 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:47:10,917 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:47:10,917 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:47:10,917 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:47:10,917 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:47:10,917 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:47:10,917 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:47:10,918 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:47:10,918 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_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/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 -> e1af67db67a88433de1a31e57b46e50dcbb6e7d8 [2018-11-18 15:47:10,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:47:10,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:47:10,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:47:10,956 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:47:10,956 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:47:10,957 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c [2018-11-18 15:47:11,003 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/data/9f861f2ff/32b63424b2b54a809df72ccf04f6b3d7/FLAG17099b240 [2018-11-18 15:47:11,419 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:47:11,420 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c [2018-11-18 15:47:11,429 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/data/9f861f2ff/32b63424b2b54a809df72ccf04f6b3d7/FLAG17099b240 [2018-11-18 15:47:11,778 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/data/9f861f2ff/32b63424b2b54a809df72ccf04f6b3d7 [2018-11-18 15:47:11,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:47:11,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:47:11,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:47:11,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:47:11,784 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:47:11,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:47:11" (1/1) ... [2018-11-18 15:47:11,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4634de3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:11, skipping insertion in model container [2018-11-18 15:47:11,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:47:11" (1/1) ... [2018-11-18 15:47:11,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:47:11,835 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:47:12,172 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:47:12,175 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:47:12,246 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:47:12,258 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:47:12,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12 WrapperNode [2018-11-18 15:47:12,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:47:12,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:47:12,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:47:12,259 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:47:12,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12" (1/1) ... [2018-11-18 15:47:12,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12" (1/1) ... [2018-11-18 15:47:12,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:47:12,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:47:12,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:47:12,400 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:47:12,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12" (1/1) ... [2018-11-18 15:47:12,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12" (1/1) ... [2018-11-18 15:47:12,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12" (1/1) ... [2018-11-18 15:47:12,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12" (1/1) ... [2018-11-18 15:47:12,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12" (1/1) ... [2018-11-18 15:47:12,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12" (1/1) ... [2018-11-18 15:47:12,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12" (1/1) ... [2018-11-18 15:47:12,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:47:12,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:47:12,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:47:12,445 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:47:12,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:47:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/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 [2018-11-18 15:47:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 15:47:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:47:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:47:14,953 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:47:14,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:47:14 BoogieIcfgContainer [2018-11-18 15:47:14,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:47:14,954 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:47:14,954 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:47:14,961 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:47:14,962 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:47:14" (1/1) ... [2018-11-18 15:47:14,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:47:14,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:15,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 15:47:15,004 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 15:47:15,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 15:47:15,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:15,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:15,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:15,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2018-11-18 15:47:15,797 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2018-11-18 15:47:15,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 15:47:15,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:15,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:16,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:16,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 218 states and 326 transitions. [2018-11-18 15:47:16,540 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 326 transitions. [2018-11-18 15:47:16,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 15:47:16,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:16,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:16,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 224 states and 337 transitions. [2018-11-18 15:47:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 337 transitions. [2018-11-18 15:47:16,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 15:47:16,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:17,246 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:18,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 295 states and 414 transitions. [2018-11-18 15:47:18,023 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 414 transitions. [2018-11-18 15:47:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 15:47:18,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:18,106 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:18,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:18,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 298 states and 418 transitions. [2018-11-18 15:47:18,136 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 418 transitions. [2018-11-18 15:47:18,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 15:47:18,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:18,262 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:18,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:18,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 311 states and 437 transitions. [2018-11-18 15:47:18,740 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 437 transitions. [2018-11-18 15:47:18,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 15:47:18,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:18,795 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:19,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:19,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 312 states and 439 transitions. [2018-11-18 15:47:19,133 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 439 transitions. [2018-11-18 15:47:19,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 15:47:19,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:19,384 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:20,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:20,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 327 states and 459 transitions. [2018-11-18 15:47:20,071 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 459 transitions. [2018-11-18 15:47:20,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 15:47:20,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:20,094 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:47:20,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:20,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 328 states and 460 transitions. [2018-11-18 15:47:20,316 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 460 transitions. [2018-11-18 15:47:20,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 15:47:20,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:20,423 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:20,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:20,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 338 states and 482 transitions. [2018-11-18 15:47:20,871 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 482 transitions. [2018-11-18 15:47:20,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 15:47:20,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:20,895 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:47:21,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:21,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 339 states and 483 transitions. [2018-11-18 15:47:21,265 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 483 transitions. [2018-11-18 15:47:21,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:47:21,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:22,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:22,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 350 states and 496 transitions. [2018-11-18 15:47:22,225 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 496 transitions. [2018-11-18 15:47:22,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:47:22,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:22,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:22,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 358 states and 506 transitions. [2018-11-18 15:47:22,623 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 506 transitions. [2018-11-18 15:47:22,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 15:47:22,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:22,647 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:47:23,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:23,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 359 states and 508 transitions. [2018-11-18 15:47:23,183 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 508 transitions. [2018-11-18 15:47:23,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 15:47:23,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:23,213 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:47:23,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:23,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 363 states and 515 transitions. [2018-11-18 15:47:23,519 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 515 transitions. [2018-11-18 15:47:23,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 15:47:23,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:23,543 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:47:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:23,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 368 states and 519 transitions. [2018-11-18 15:47:23,992 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 519 transitions. [2018-11-18 15:47:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 15:47:23,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:24,026 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:24,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:24,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 379 states and 532 transitions. [2018-11-18 15:47:24,844 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 532 transitions. [2018-11-18 15:47:24,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 15:47:24,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:24,908 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 15:47:24,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:24,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 380 states and 536 transitions. [2018-11-18 15:47:24,975 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 536 transitions. [2018-11-18 15:47:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 15:47:24,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:25,145 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:25,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:25,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 406 states and 567 transitions. [2018-11-18 15:47:25,942 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 567 transitions. [2018-11-18 15:47:25,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:47:25,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:26,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:26,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 408 states and 570 transitions. [2018-11-18 15:47:26,231 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 570 transitions. [2018-11-18 15:47:26,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 15:47:26,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:26,250 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 15:47:26,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:26,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 410 states and 571 transitions. [2018-11-18 15:47:26,394 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 571 transitions. [2018-11-18 15:47:26,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 15:47:26,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:26,418 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:47:26,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:26,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 424 states and 585 transitions. [2018-11-18 15:47:26,795 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 585 transitions. [2018-11-18 15:47:26,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 15:47:26,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:26,815 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 15:47:26,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:26,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 425 states and 586 transitions. [2018-11-18 15:47:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 586 transitions. [2018-11-18 15:47:26,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 15:47:26,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:26,993 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:28,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:28,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 442 states and 605 transitions. [2018-11-18 15:47:28,375 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 605 transitions. [2018-11-18 15:47:28,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 15:47:28,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:28,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:29,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:29,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 453 states and 616 transitions. [2018-11-18 15:47:29,371 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 616 transitions. [2018-11-18 15:47:29,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 15:47:29,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:29,394 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 15:47:29,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:29,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 454 states and 616 transitions. [2018-11-18 15:47:29,757 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 616 transitions. [2018-11-18 15:47:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 15:47:29,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:30,079 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:31,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:31,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 525 states and 702 transitions. [2018-11-18 15:47:31,874 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 702 transitions. [2018-11-18 15:47:31,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 15:47:31,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:31,893 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:32,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:32,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 542 states and 720 transitions. [2018-11-18 15:47:32,589 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 720 transitions. [2018-11-18 15:47:32,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 15:47:32,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:32,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:32,692 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:33,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:33,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 567 states and 753 transitions. [2018-11-18 15:47:33,484 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 753 transitions. [2018-11-18 15:47:33,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 15:47:33,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:33,517 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 590 states and 783 transitions. [2018-11-18 15:47:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 783 transitions. [2018-11-18 15:47:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 15:47:34,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:34,748 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 604 states and 797 transitions. [2018-11-18 15:47:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 797 transitions. [2018-11-18 15:47:35,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 15:47:35,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:35,159 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:47:35,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:35,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 614 states and 808 transitions. [2018-11-18 15:47:35,525 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 808 transitions. [2018-11-18 15:47:35,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 15:47:35,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:35,704 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:36,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:36,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 622 states and 818 transitions. [2018-11-18 15:47:36,136 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 818 transitions. [2018-11-18 15:47:36,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 15:47:36,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:36,174 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:47:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:36,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 627 states and 829 transitions. [2018-11-18 15:47:36,613 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 829 transitions. [2018-11-18 15:47:36,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 15:47:36,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:36,733 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:37,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:37,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 632 states and 839 transitions. [2018-11-18 15:47:37,141 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 839 transitions. [2018-11-18 15:47:37,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 15:47:37,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:37,402 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:47:37,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:37,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 633 states and 840 transitions. [2018-11-18 15:47:37,708 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 840 transitions. [2018-11-18 15:47:37,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 15:47:37,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:37,801 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:47:38,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:38,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 646 states and 861 transitions. [2018-11-18 15:47:38,493 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 861 transitions. [2018-11-18 15:47:38,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 15:47:38,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:38,583 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:47:39,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:39,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 655 states and 874 transitions. [2018-11-18 15:47:39,047 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 874 transitions. [2018-11-18 15:47:39,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 15:47:39,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:39,139 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:47:39,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:39,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 660 states and 879 transitions. [2018-11-18 15:47:39,430 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 879 transitions. [2018-11-18 15:47:39,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 15:47:39,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:39,476 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 15:47:39,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:39,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 666 states and 886 transitions. [2018-11-18 15:47:39,861 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 886 transitions. [2018-11-18 15:47:39,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 15:47:39,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:39,993 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:41,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:41,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 736 states and 962 transitions. [2018-11-18 15:47:41,545 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 962 transitions. [2018-11-18 15:47:41,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 15:47:41,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:42,925 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:47:46,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:46,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 844 states and 1077 transitions. [2018-11-18 15:47:46,975 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1077 transitions. [2018-11-18 15:47:46,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 15:47:46,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:47,008 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:47:47,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:47,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 847 states and 1080 transitions. [2018-11-18 15:47:47,313 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1080 transitions. [2018-11-18 15:47:47,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 15:47:47,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 15:47:47,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:47,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 849 states and 1086 transitions. [2018-11-18 15:47:47,774 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1086 transitions. [2018-11-18 15:47:47,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 15:47:47,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:47,816 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:47:49,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:49,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 881 states and 1124 transitions. [2018-11-18 15:47:49,502 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1124 transitions. [2018-11-18 15:47:49,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:47:49,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:49,541 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:47:49,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:49,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 888 states and 1131 transitions. [2018-11-18 15:47:49,763 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1131 transitions. [2018-11-18 15:47:49,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 15:47:49,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:49,791 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:47:51,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 919 states and 1170 transitions. [2018-11-18 15:47:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1170 transitions. [2018-11-18 15:47:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 15:47:51,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:51,587 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:47:53,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:53,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 936 states and 1187 transitions. [2018-11-18 15:47:53,129 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1187 transitions. [2018-11-18 15:47:53,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 15:47:53,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:53,150 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:47:53,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:53,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 938 states and 1188 transitions. [2018-11-18 15:47:53,447 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1188 transitions. [2018-11-18 15:47:53,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 15:47:53,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:53,662 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:47:55,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:55,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 986 states and 1243 transitions. [2018-11-18 15:47:55,650 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1243 transitions. [2018-11-18 15:47:55,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 15:47:55,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:47:56,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:56,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 997 states and 1259 transitions. [2018-11-18 15:47:56,772 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1259 transitions. [2018-11-18 15:47:56,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 15:47:56,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:47:57,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:57,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1003 states and 1265 transitions. [2018-11-18 15:47:57,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1265 transitions. [2018-11-18 15:47:57,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 15:47:57,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:57,675 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:47:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:57,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1005 states and 1266 transitions. [2018-11-18 15:47:57,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1266 transitions. [2018-11-18 15:47:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 15:47:57,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:58,015 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:47:58,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:47:58,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1007 states and 1267 transitions. [2018-11-18 15:47:58,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1267 transitions. [2018-11-18 15:47:58,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 15:47:58,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:47:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:47:58,899 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:48:01,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:01,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1052 states and 1315 transitions. [2018-11-18 15:48:01,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1315 transitions. [2018-11-18 15:48:01,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 15:48:01,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:01,903 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:06,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1117 states and 1391 transitions. [2018-11-18 15:48:06,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1391 transitions. [2018-11-18 15:48:06,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 15:48:06,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:06,448 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:07,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:07,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1132 states and 1405 transitions. [2018-11-18 15:48:07,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1405 transitions. [2018-11-18 15:48:07,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 15:48:07,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:07,575 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1133 states and 1408 transitions. [2018-11-18 15:48:08,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1408 transitions. [2018-11-18 15:48:08,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 15:48:08,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:08,169 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:08,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:08,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1145 states and 1421 transitions. [2018-11-18 15:48:08,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1421 transitions. [2018-11-18 15:48:08,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 15:48:08,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:08,823 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:48:09,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:09,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1150 states and 1425 transitions. [2018-11-18 15:48:09,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1425 transitions. [2018-11-18 15:48:09,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 15:48:09,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:09,147 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:48:11,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:11,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1191 states and 1473 transitions. [2018-11-18 15:48:11,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1473 transitions. [2018-11-18 15:48:11,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 15:48:11,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:11,272 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:48:11,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:11,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1197 states and 1481 transitions. [2018-11-18 15:48:11,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1481 transitions. [2018-11-18 15:48:11,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 15:48:11,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:11,988 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:48:12,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:12,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1198 states and 1482 transitions. [2018-11-18 15:48:12,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1482 transitions. [2018-11-18 15:48:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 15:48:12,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:12,240 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:48:13,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:13,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1205 states and 1492 transitions. [2018-11-18 15:48:13,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1492 transitions. [2018-11-18 15:48:13,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 15:48:13,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:13,078 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:48:13,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:13,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1211 states and 1501 transitions. [2018-11-18 15:48:13,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1501 transitions. [2018-11-18 15:48:13,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 15:48:13,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:13,660 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:48:14,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:14,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1213 states and 1502 transitions. [2018-11-18 15:48:14,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1502 transitions. [2018-11-18 15:48:14,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 15:48:14,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:14,055 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:48:14,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:14,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1228 states and 1517 transitions. [2018-11-18 15:48:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1517 transitions. [2018-11-18 15:48:14,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:48:14,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:14,918 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:48:16,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:16,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1237 states and 1530 transitions. [2018-11-18 15:48:16,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1530 transitions. [2018-11-18 15:48:16,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:48:16,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:16,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:16,205 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:48:16,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:16,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1247 states and 1539 transitions. [2018-11-18 15:48:16,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1539 transitions. [2018-11-18 15:48:16,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 15:48:16,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:16,704 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:17,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:17,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1258 states and 1554 transitions. [2018-11-18 15:48:17,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1554 transitions. [2018-11-18 15:48:17,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 15:48:17,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:17,210 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:18,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:18,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1269 states and 1569 transitions. [2018-11-18 15:48:18,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1569 transitions. [2018-11-18 15:48:18,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 15:48:18,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:18,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:18,500 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:19,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:19,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1278 states and 1577 transitions. [2018-11-18 15:48:19,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1577 transitions. [2018-11-18 15:48:19,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 15:48:19,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:48:19,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:19,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1289 states and 1592 transitions. [2018-11-18 15:48:19,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1592 transitions. [2018-11-18 15:48:19,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 15:48:19,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:19,554 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:48:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1290 states and 1593 transitions. [2018-11-18 15:48:19,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1593 transitions. [2018-11-18 15:48:19,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 15:48:19,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:19,634 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 15:48:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:21,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1344 states and 1653 transitions. [2018-11-18 15:48:21,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1653 transitions. [2018-11-18 15:48:21,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 15:48:21,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:21,909 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 167 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:48:24,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1375 states and 1692 transitions. [2018-11-18 15:48:24,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1692 transitions. [2018-11-18 15:48:24,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 15:48:24,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:24,999 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 167 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:48:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1376 states and 1693 transitions. [2018-11-18 15:48:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1693 transitions. [2018-11-18 15:48:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 15:48:25,585 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:25,614 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:48:27,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:27,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1389 states and 1709 transitions. [2018-11-18 15:48:27,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1709 transitions. [2018-11-18 15:48:27,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 15:48:27,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:27,769 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:48:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:28,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1399 states and 1720 transitions. [2018-11-18 15:48:28,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1720 transitions. [2018-11-18 15:48:28,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 15:48:28,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:28,294 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:48:28,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:28,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1408 states and 1729 transitions. [2018-11-18 15:48:28,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1729 transitions. [2018-11-18 15:48:28,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 15:48:28,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:48:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1409 states and 1730 transitions. [2018-11-18 15:48:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1730 transitions. [2018-11-18 15:48:28,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 15:48:28,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:28,728 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:29,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:29,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1422 states and 1749 transitions. [2018-11-18 15:48:29,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1749 transitions. [2018-11-18 15:48:29,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 15:48:29,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:29,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:29,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1423 states and 1749 transitions. [2018-11-18 15:48:29,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1749 transitions. [2018-11-18 15:48:29,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 15:48:29,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:29,829 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:30,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:30,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1427 states and 1755 transitions. [2018-11-18 15:48:30,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1755 transitions. [2018-11-18 15:48:30,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 15:48:30,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:30,241 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:30,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:30,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1428 states and 1758 transitions. [2018-11-18 15:48:30,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1758 transitions. [2018-11-18 15:48:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 15:48:30,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:48:31,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:31,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1432 states and 1764 transitions. [2018-11-18 15:48:31,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1764 transitions. [2018-11-18 15:48:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 15:48:31,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:48:33,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:33,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1440 states and 1774 transitions. [2018-11-18 15:48:33,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1774 transitions. [2018-11-18 15:48:33,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 15:48:33,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:33,620 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:48:34,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:34,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1451 states and 1786 transitions. [2018-11-18 15:48:34,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1786 transitions. [2018-11-18 15:48:34,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 15:48:34,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:48:37,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:37,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1522 states and 1864 transitions. [2018-11-18 15:48:37,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1864 transitions. [2018-11-18 15:48:37,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 15:48:37,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:37,964 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:48:39,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:39,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1531 states and 1876 transitions. [2018-11-18 15:48:39,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1876 transitions. [2018-11-18 15:48:39,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 15:48:39,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:39,351 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 15:48:40,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:40,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1545 states and 1895 transitions. [2018-11-18 15:48:40,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1895 transitions. [2018-11-18 15:48:40,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:48:40,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:40,515 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:48:43,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:43,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1577 states and 1934 transitions. [2018-11-18 15:48:43,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 1934 transitions. [2018-11-18 15:48:43,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:48:43,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:43,114 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:48:43,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1578 states and 1934 transitions. [2018-11-18 15:48:43,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1934 transitions. [2018-11-18 15:48:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:48:43,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:43,796 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:48:44,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:44,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1583 states and 1939 transitions. [2018-11-18 15:48:44,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 1939 transitions. [2018-11-18 15:48:44,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:48:44,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:44,448 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:48:44,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:44,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1584 states and 1939 transitions. [2018-11-18 15:48:44,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1939 transitions. [2018-11-18 15:48:44,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:48:44,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:45,024 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:48:46,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:46,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1589 states and 1944 transitions. [2018-11-18 15:48:46,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1944 transitions. [2018-11-18 15:48:46,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 15:48:46,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:46,109 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 112 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 15:48:46,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:46,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1592 states and 1949 transitions. [2018-11-18 15:48:46,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1949 transitions. [2018-11-18 15:48:46,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 15:48:46,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:47,921 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 15:48:51,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:51,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1640 states and 1997 transitions. [2018-11-18 15:48:51,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 1997 transitions. [2018-11-18 15:48:51,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 15:48:51,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 123 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 15:48:53,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:53,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1653 states and 2008 transitions. [2018-11-18 15:48:53,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2008 transitions. [2018-11-18 15:48:53,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 15:48:53,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:53,873 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 15:48:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:53,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1658 states and 2013 transitions. [2018-11-18 15:48:53,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 2013 transitions. [2018-11-18 15:48:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 15:48:53,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:53,964 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 133 proven. 1 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 15:48:54,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:54,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1664 states and 2023 transitions. [2018-11-18 15:48:54,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 2023 transitions. [2018-11-18 15:48:54,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 15:48:54,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:54,942 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 15:48:55,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:55,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1665 states and 2023 transitions. [2018-11-18 15:48:55,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2023 transitions. [2018-11-18 15:48:55,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 15:48:55,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:55,276 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 15:48:56,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:56,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1690 states and 2053 transitions. [2018-11-18 15:48:56,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2053 transitions. [2018-11-18 15:48:56,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 15:48:56,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:56,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:56,332 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 15:48:56,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:56,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1691 states and 2053 transitions. [2018-11-18 15:48:56,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2053 transitions. [2018-11-18 15:48:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:48:56,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:56,856 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 15:48:59,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:48:59,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1743 states and 2115 transitions. [2018-11-18 15:48:59,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2115 transitions. [2018-11-18 15:48:59,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:48:59,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:48:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:48:59,351 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 15:49:02,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1758 states and 2128 transitions. [2018-11-18 15:49:02,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2128 transitions. [2018-11-18 15:49:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:49:02,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:02,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:02,072 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 15:49:02,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1759 states and 2128 transitions. [2018-11-18 15:49:02,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2128 transitions. [2018-11-18 15:49:02,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:49:02,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 15:49:03,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:03,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1792 states and 2159 transitions. [2018-11-18 15:49:03,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2159 transitions. [2018-11-18 15:49:03,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 15:49:03,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:06,058 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 15:49:11,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1857 states and 2228 transitions. [2018-11-18 15:49:11,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2228 transitions. [2018-11-18 15:49:11,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 15:49:11,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:11,999 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 15:49:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:13,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1862 states and 2236 transitions. [2018-11-18 15:49:13,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2236 transitions. [2018-11-18 15:49:13,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 15:49:13,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:13,717 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 144 proven. 1 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 15:49:14,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:14,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1867 states and 2244 transitions. [2018-11-18 15:49:14,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2244 transitions. [2018-11-18 15:49:14,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 15:49:14,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:14,822 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 15:49:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1873 states and 2258 transitions. [2018-11-18 15:49:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2258 transitions. [2018-11-18 15:49:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 15:49:16,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:16,206 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 15:49:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:16,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1874 states and 2260 transitions. [2018-11-18 15:49:16,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2260 transitions. [2018-11-18 15:49:16,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 15:49:16,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 15:49:16,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:16,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1876 states and 2263 transitions. [2018-11-18 15:49:16,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2263 transitions. [2018-11-18 15:49:16,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 15:49:16,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:16,902 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 15:49:17,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:17,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1880 states and 2268 transitions. [2018-11-18 15:49:17,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2268 transitions. [2018-11-18 15:49:17,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 15:49:17,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:18,018 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 15:49:19,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:19,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1885 states and 2276 transitions. [2018-11-18 15:49:19,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2276 transitions. [2018-11-18 15:49:19,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 15:49:19,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:49:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:49:19,180 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 15:49:21,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:49:21,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1827 states and 2215 transitions. [2018-11-18 15:49:21,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2215 transitions. [2018-11-18 15:49:21,327 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:49:21,328 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 118 iterations. [2018-11-18 15:49:21,335 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 15:49:21,460 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 33 [2018-11-18 15:49:21,562 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 31 [2018-11-18 15:49:21,749 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 36 [2018-11-18 15:49:21,930 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 29 [2018-11-18 15:49:22,058 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2018-11-18 15:49:22,204 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2018-11-18 15:49:22,465 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 26 [2018-11-18 15:49:22,652 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 36 [2018-11-18 15:49:22,783 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 36 [2018-11-18 15:49:23,000 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 26 [2018-11-18 15:49:23,164 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2018-11-18 15:49:23,337 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 36 [2018-11-18 15:49:23,592 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 36 [2018-11-18 15:49:23,753 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 36 [2018-11-18 15:49:23,962 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2018-11-18 15:49:24,346 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 36 [2018-11-18 15:49:24,482 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 29 [2018-11-18 15:49:24,589 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2018-11-18 15:49:24,719 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 35 [2018-11-18 15:49:24,925 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 29 [2018-11-18 15:49:25,587 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 26 [2018-11-18 15:49:26,101 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 36 [2018-11-18 15:49:26,474 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 35 [2018-11-18 15:49:26,581 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2018-11-18 15:49:26,881 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 26 [2018-11-18 15:49:26,982 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2018-11-18 15:49:27,327 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 33 [2018-11-18 15:49:27,490 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 33 [2018-11-18 15:49:27,734 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 36 [2018-11-18 15:49:28,018 WARN L180 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 46 [2018-11-18 15:49:28,411 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 36 [2018-11-18 15:49:28,568 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2018-11-18 15:49:28,680 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2018-11-18 15:49:28,794 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2018-11-18 15:49:28,954 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 36 [2018-11-18 15:49:28,954 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 15:49:28,956 INFO L579 CodeCheckObserver]: Invariant with dag size 26 [2018-11-18 15:49:28,963 INFO L579 CodeCheckObserver]: Invariant with dag size 26 [2018-11-18 15:49:28,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:49:28 ImpRootNode [2018-11-18 15:49:28,964 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:49:28,965 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:49:28,965 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:49:28,965 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:49:28,965 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:47:14" (3/4) ... [2018-11-18 15:49:28,971 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:49:28,986 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 15:49:28,987 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 15:49:28,988 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 15:49:28,989 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 15:49:29,086 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2b07d7de-0d95-4a76-9b92-c95ae5b4250c/bin-2019/ukojak/witness.graphml [2018-11-18 15:49:29,086 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:49:29,086 INFO L168 Benchmark]: Toolchain (without parser) took 137306.08 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.6 GB). Free memory was 950.4 MB in the beginning and 2.1 GB in the end (delta: -1.1 GB). Peak memory consumption was 492.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:49:29,087 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:49:29,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.20 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 912.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:49:29,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 912.8 MB in the beginning and 1.2 GB in the end (delta: -237.3 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:49:29,088 INFO L168 Benchmark]: Boogie Preprocessor took 44.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:49:29,088 INFO L168 Benchmark]: RCFGBuilder took 2508.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 916.1 MB in the end (delta: 228.6 MB). Peak memory consumption was 228.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:49:29,088 INFO L168 Benchmark]: CodeCheck took 134010.73 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 916.1 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-18 15:49:29,088 INFO L168 Benchmark]: Witness Printer took 121.09 ms. Allocated memory is still 2.7 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:49:29,093 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, 126.3s OverallTime, 118 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -662435956 SDtfs, -378369194 SDslu, -374800210 SDs, 0 SdLazy, -53825164 SolverSat, 1483989416 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 487.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 117888 GetRequests, 114460 SyntacticMatches, 2320 SemanticMatches, 1108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 785685 ImplicationChecksByTransitivity, 110.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 17368 NumberOfCodeBlocks, 17368 NumberOfCodeBlocksAsserted, 117 NumberOfCheckSat, 17251 ConstructedInterpolants, 0 QuantifiedInterpolants, 10401965 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 117 InterpolantComputations, 100 PerfectInterpolantSequences, 12793/12971 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: 440]: 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: (((!(a16 == 5) || !(a20 == 1)) || a17 == 1) || (((!(a7 == 1) && a12 == 8) && a17 <= 0) && a21 == 1)) || !(a8 == 15) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a16 == 5) || a17 == 1) || (((!(a7 == 1) && a12 == 8) && a17 <= 0) && a21 == 1)) || !(a20 == 1)) || !(a8 == 15) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 477.20 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 912.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 141.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 912.8 MB in the beginning and 1.2 GB in the end (delta: -237.3 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2508.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 916.1 MB in the end (delta: 228.6 MB). Peak memory consumption was 228.6 MB. Max. memory is 11.5 GB. * CodeCheck took 134010.73 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 916.1 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. * Witness Printer took 121.09 ms. Allocated memory is still 2.7 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...